remote code execution | Breaking Cybersecurity News | The Hacker News

Microsoft warned about a zero-day vulnerability in Microsoft Word that is being actively exploited in targeted attacks and discovered by the Google security team. " At this time, we are aware of limited, targeted attacks directed at Microsoft Word 2010… " company said. According to Microsoft's security advisory , Microsoft Word is vulnerable to  a remote code execution vulnerability ( CVE-2014-1761 ) that can be exploited by a specially crafted Rich Text Format (RTF). An Attacker can simply infect the victim's system with malware if a user opens a malicious Rich Text Format (RTF), or merely preview the message in Microsoft Outlook. " The issue is caused when Microsoft Word parses specially crafted RTF-formatted data causing system memory to become corrupted in such a way that an attacker could execute arbitrary code. " Microsoft acknowledged that remote code execution flaw also exists in Microsoft Word 2003, 2007, 2013, Word Viewer and Office for Mac 2011. Micr

Adobe has released a security update to address critical vulnerabilities for Adobe Shockwave Player 12.0.7.148 and earlier versions of the Windows and Mac OS X systems. The Patch fixes two critical remote code execution vulnerabilities, that could potentially allow an attacker to remotely take control of the affected system. According to the Security  Advisory released by Adobe, the vulnerabilities labeled as CVE-2014-0500 and CVE-2014-0501, and very limited information is available at this moment. These vulnerabilities discovered and reported by Liangliang Song of Fortinet's FortiGuard Labs. ' An attacker can exploit this issue to execute arbitrary code in the context of the user running the affected application. Failed exploit attempts will likely result in denial-of-service conditions. ' advisory explained. Adobe gave the update its highest 'Priority Ranking' of 1 , which indicates that a vulnerability is actively being targeted, or has

The introduction of Open AI's ChatGPT was a defining moment for the software industry, touching off a GenAI race with its November 2022 release. SaaS vendors are now rushing to upgrade tools with enhanced productivity capabilities that are driven by generative AI. Among a wide range of uses, GenAI tools make it easier for developers to build software, assist sales teams in mundane email writing, help marketers produce unique content at low cost, and enable teams and creatives to brainstorm new ideas.  Recent significant GenAI product launches include Microsoft 365 Copilot, GitHub Copilot, and Salesforce Einstein GPT. Notably, these GenAI tools from leading SaaS providers are paid enhancements, a clear sign that no SaaS provider will want to miss out on cashing in on the GenAI transformation. Google will soon launch its SGE "Search Generative Experience" platform for premium AI-generated summaries rather than a list of websites.  At this pace, it's just a matter of a short time befo

Today Microsoft has released Security Bulletin Advanced Notification for February 2014 Patch Tuesday. The notification dictates five bulletins out of which two have critical Remote Code Execution and rest are important in aspect to severity of security flaw. A Remote Code Execution vulnerability has been found in Security software of Microsoft i.e. Forefront Protection 2010 for Exchange Server, but this time there will be no new bulletins for Internet Explorer. Not only this, users of Windows 7, Windows Server 2008 R2, Windows 8 and Windows 8.1, Windows Server 2012 and Windows Server 2012 R2, Windows RT and Windows RT 8.1 are also advised to patch their systems in order to protect themselves from being a victim of malicious code which is exploiting Remote code execution vulnerability. Except the remote code execution, Microsoft is going to release patches for privilege escalation, information disclosure, and denial of service security flaws in Windows operating syste

The Encyclopedia giant WIKIPEDIA has been found vulnerable to remote code execution because of a critical flaw in the MediaWiki software . Wikipedia is a name which has become a major source of information for all of us. It has webpages on almost every topic you need to search. This giant is powered by an open source wiki software called MediaWiki. MediaWiki not only empowers Wikipedia, but also a number of other wiki websites. This software is a product of the Wikimedia Foundation and is coded in PHP with a database as backend. Cyber Point Software Technologies found a remote code execution vulnerability in MediaWiki, " This vulnerability affects all versions of MediaWiki from 1.8 onwards. " The vulnerability assigned with ID CVE-2014-1610 allows an attacker to execute shell code remotely via an incorrectly sanitized parameter on the MediaWiki application server. "Shell meta characters can be passed in the page parameter to the thumb.php." Bug 60339

Cyber Security Expert and Penetration tester, Ebrahim Hegazy has found a serious vulnerability in Yahoo's website that allows an attacker to remotely execute any commands on the server i.e. Remote Command Execution vulnerability. According to Ebrahim blog post , the vulnerability resides in a Chinese subdomin of Yahoo website i.e. https://tw.user.mall.yahoo.com/rating/list?sid= $Vulnerability Any remote user can manipulate the input to the sid parameter in the above URL, that passes the parameter value to an eval() PHP function on the server end. If an attacker is able to inject a PHP code into this web application, it forces the server to execute it, but this method only limited by what PHP is capable of. In a POC Video he has successfully demonstrated few Payloads: Example-1: https://tw.user.mall.yahoo.com/rating/list?sid= ${@print(system("dir"))} Example-2: https://tw.user.mall.yahoo.com/rating/list?sid= ${@print(system("ps"))} Last week, He

Facebook has paid out its largest Bug Bounty ever of $33,500 to a Brazilian security researcher for discovering and reporting a critical Remote code execution vulnerability, which potentially allows the full control of a server. In September, ' Reginaldo Silva' found an XML External Entity Expansion vulnerability affecting the part of Drupal that handled OpenID, which allows attacker to read any files on the webserver. As a feature, Facebook allows users to access their accounts using OpenID in which it receives an XML document from 3rd service and parse it to verify that it is indeed the correct provider or not i.e. Receives at https://www.facebook.com/openid/receiver.php  In November 2013, while testing Facebook's ' Forgot your password ' functionality, he found that the OpenID process could be manipulated to execute any command on the Facebook server remotely and also allows to read arbitrary files on the webserver. In a Proof-of-Concept ,

In the first week of this year, we have reported about a critical vulnerability found in more than 2000 Routers that allow attackers to reset the admin panel password to defaults. Recently, Cisco has released a security advisory , detailed about the similar vulnerability affecting their three networking products. Cisco has rated the flaw highly critical and marked it as 10.0 on the Common Vulnerability Scoring System (CVSS). A security researcher found a secret service listening on port 32764 TCP, allowed a remote user to send unauthenticated commands to the device and reset the administrative password. Successful exploitation of the vulnerability allows the hacker to execute arbitrary commands on the device with escalated privileges. Vulnerable Cisco products are: WAP4410N Wireless-N Access Point, Cisco WRVS4400N Wireless-N Gigabit Security Router, and the Cisco RVS4000 4-port Gigabit Security. "This vulnerability is due to an undocumented test interface in t

A German Security researcher has demonstrated a critical  vulnerability on Ebay website, world's biggest eStore. According to David Vieira-Kurz  discovered Remote code execution flaw " due to a type-cast issue in combination with complex curly syntax ", that allows an attacker to execute arbitrary code on the EBay's web server. In a demo video, he exploited this RCE flaw on EBay website, and managed to display output of phpinfo()  PHP function on the web page, just by modifying the URL and injecting code in that. According to an explanation on his blog , he noticed a legitimate URL on EBay: https://sea.ebay.com/search/?q=david&catidd=1  . . and modified the URL to pass any array values including a payload: https://sea.ebay.com/search/?q[0]=david&q[1]=sec{${ phpinfo() }}&catidd=1 Video Demonstration: But it is not clear at this moment that where the flaw resides on Ebay server, because how a static GET parameter can be converted to accept like an array

Microsoft has  released  11 Security Patch this Tuesday, including one for CVE-2013-5065  zero-day vulnerability, recently discovered Local privilege escalation vulnerability that could allow a hacker to launch an attack using corrupted TIFF images to take over victims' computers. FireEye researchers said they found the exploit in the wild being used alongside a PDF-based exploit against a patched Adobe Reader vulnerability. December's Patch Tuesday update bundle brings five bulletins ranked critical, including a patch for a vulnerability that could allow remote code execution in Internet Explorer and another remote code execution vulnerability in Office and Microsoft Server is also addressed. Other patches addressing remote code execution vulnerabilities in Lync, all versions of Office and Microsoft Exchange. All supported versions of Windows, from XP to RT and 8.1, are affected by at least one of the critical vulnerabilities. The Six Security bulletins rated important de

Cyber security of many organizations being attacked at an extremely high rate this month, well another alarming cyber crime report become public today. A widely unpatched and two years old critical vulnerability in JBoss Application Server (AS) that enable an attacker to remotely get a shell on a vulnerable web server. JBoss Application Server is an open-source Java EE-based application server very popular, it was designed by JBoss, now a division of Red Hat. In late 2012, JBoss AS was named as " wildFly ", since disclosure of the exploit code many products running the affected JBoss Application Server have been impacted, including some security software. Tens of thousands of enterprise data center servers are vulnerable to this attack, with at least 500 actively compromised, according to the Imperva report. Many systems administrators have yet to properly configure their servers to mitigate the threat, and the number of potential targets has increased over

Last Tuesday, Popular Mac news website MacRumors's user forums was hacked and forum database has been compromised including the username, email and passwords belonging to all 860,000 registered users. Yesterday,  Inj3ct0r Team of Exploit Database website  1337Day claimed the responsibility for the hack and also claimed that they have also hacked the official website of vBulletin Forum using a   Zero Day exploit . " Macrumors.com was based on vBulletin CMS. We use our 0day exploit vBulletin , got password moderator. 860000 user data hacked too. The network security is a myth " he told me. During the conversation, team leader told me that he has discovered a Zero Day Remote Code Execution vulnerability in vBulletin v4.x.x and 5.х.x, that allows an attacker to execute arbitrary code on the server end remotely. On their exploit marketplace they are also selling this zero day exploit with Shell Upload payload at $7000 USD. " We found a critical v

Japanese most popular word processing software ' Ichitaro ' and Multiple Products are vulnerable to a zero day Remote Code Execution Flaw Vulnerability, allowing the execution of arbitrary code to compromise a user's system. According to assigned CVE-2013-5990 ,  malicious attacker is able to gain system access and execute arbitrary code with the privileges of a local user. The vulnerability is caused due to an unspecified error when handling certain document files. " We confirm the existence of vulnerabilities in some of our products. " company blog says. In a blog post, Antivirus Firm Symantec confirmed that in September 2013, they have discovered attacks in the wild attempting to exploit this vulnerability during, detected as  Trojan.Mdropper , which is a variant of  Backdoor.Vidgrab . Researchers mentioned that  Backdoor.Vidgrab variant was used as a payload for a watering hole attack exploiting the Microsoft Internet Explorer Memory

A Mysterious Hacker who goes by the " Pinkie Pie " handle is rewarded with $50,000 USD for hacking into the Google Chrome browser for Nexus 4 and Samsung Galaxy S4 . At Information Security Conference PacSec 2013 in Tokyo, during the HP's Pwn2Own contest, a zero-day exploit  showcased by " Pinkie Pie ", that took advantage of two vulnerabilities: An integer overflow that affects Chrome. Chrome vulnerability that resulted in a full sandbox escape. For successful exploitation, you have to get your victim to visit a malicious website e.g. clicking a link in an email, or an SMS or on another web page. He demonstrated this zero-day attack with remote code execution vulnerability on the affected devices. It is not known whether other Android phones are also vulnerable to same flaw or not. Vulnerability has been disclosed to Google by the Contest organizers and the company is working to address the issue as soon as possible. Researchers from

Microsoft has released advanced notification for the November 2013 security updates that are scheduled to be released on November 12, 2013. The company plans to deliver eight security bulletins for Windows 8.1, three of them are rated critical and five are important. But there's no relief in sight for a zero-day vulnerability ( CVE-2013-3906 ) in how Office handles .TIFF graphics files . The bulletins listed in Microsoft's advanced notification as critical are for remote code execution vulnerabilities in Windows operating system and the remaining vulnerabilities listed as important are said to be remote code execution, elevation of privilege, information disclosure and denial of service flaws affecting Windows operating system, as well as Microsoft Office. A malicious zero day attack capable of hijacking your PC via a vulnerability found in Windows, Office, and Lync is being exploited more widely than originally thought. Some new reports of the security resea

Microsoft has issued a temporary fix for a 0day vulnerability that can be exploited to install malware via infected Word documents. A Zero-day Remote code execution flaw, which has been dubbed CVE-2013-3906 , exploits a vulnerability in a Microsoft graphics component, to target Microsoft Office users running Windows Vista and Windows Server 2008. " The vulnerability is a remote code execution vulnerability that exists in the way affected components handle specially crafted TIFF images ," it said in the post .  Vulnerability was reported to Microsoft by McAfee Labs senior security researcher Haifei Li. A successful infection can give an attacker complete control over a system. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights. Currently the company is only aware of targeted attacks mostly in the Middle East and South Asia, with attackers sending unsuspecting v

Security expert Ebrahim Hegazy , Cyber Security Analyst Consultant at Q-CERT, has found a serious vulnerability in Twitter that allows an attacker to upload files of any extension including PHP. When an application does not validate or improperly validates file types before uploading files to the system, called Unrestricted File upload vulnerability . Such flaws allow an attacker to upload and execute arbitrary code on the target system which could result in execution of arbitrary HTML and script code or system compromise. According to Ebrahim, when a developer creates a new application for Twitter  i.e. dev.twitter.com - they have an option to upload an image for that application. While uploading the image, the Twitter server will check for the uploaded files to accept certain image extensions only, like PNG, JPG and other extensions won't get uploaded. But in a Video Proof of Concept he demonstrated  that, a vulnerability allowed him to bypass this security validation

Last week Craig Heffner, specialized on the embedded device hacking exposed a serious backdoor in number of D-Link routers allows unauthorized backdoor access. Recently he published his another researcher, Titled ' From China, With Love ', exposed that D-Link is not only the vendor who puts backdoors in their products. According to him, China based networking device and equipment manufacturer - Tenda Technology  (www.tenda.cn) also added potential backdoors into their Wireless Routers. He unpacked the software framework update and locate the httpd binary an found that the manufacturer is using GoAhead server, which has been substantially modified. These routers are protected with standard Wi-Fi Protected Setup (WPS) and WPA encryption key, but still by sending a UDP packet with a special string , an attacker could take over the router. Routers contain a flaw in the httpd component, as the MfgThread() function spawns a backdoor service that listens fo

October is turning out to be a busy month for patches. This month also marks the 10-year anniversary of the Patch Tuesday program, which Microsoft started in October of 2003. Scheduled for tomorrow, Microsoft has announced that they will release eight security updates including four critical, addressing vulnerabilities in Microsoft Windows, Internet Explorer (IE), Microsoft Office and its other products. Bulletin 1 is almost certainly to a zero-day vulnerability   CVE-2013-3893   that has been actively exploited by hackers in targeted attacks.  Though Microsoft issued a temporary " Fix it " in September for the vulnerability, Bulletins 2, 3 and 4 address vulnerabilities in a wide range of Microsoft products, including Windows XP, 7 and 8, and Windows Server 2003, 2008 and 2012. Bulletins 5, 6 and 7 address vulnerabilities that could allow for remote code execution .  Bulletin 8 addresses an information disclosure vulnerability in SIlverlight and is the le

Cisco has fixed a critical vulnerability in Secure Access Control Server for Windows that could allow remote attackers to execute arbitrary commands and take control of the underlying operating system. Cisco Secure ACS is an application that allows companies to centrally manage access to network resources for various types of devices and users.  The reported flaw affects Cisco Secure ACS for Windows versions 4.0 through 4.2.1.15. Successful exploitation requires that Cisco Secure Access Control Server is configured as a RADIUS server EAP-FAST authentication. The Cisco Security advisory said: " The vulnerability is due to improper parsing of user identities used for EAP-FAST authentication. An attacker could exploit this vulnerability by sending crafted EAP-FAST packets to an affected device. An exploit could allow the attacker to execute arbitrary commands on the Cisco Secure ACS server and take full control of the affected server ," The newly patched vulnerabili

Yeah, it's Patch Tuesday once again. Almost 10 years ago in October, 2003 - Microsoft  invented the process of regularly scheduled security updates on every second Tuesday of the Month, as  Patch Tuesday. Today, the Microsoft Security team will i ssue eight security updates in total, out of that -- three of which are designated as " critical ," and rest five as " Important " updates, that patches vulnerabilities in Microsoft Windows, Microsoft Server Software, and Internet Explorer. The eight bulletins that Microsoft is releasing fixes a total of 23 different vulnerabilities in Microsoft products. Microsoft will be rolling out a total of three Critical patches dealing with Remote Code Execution. Windows 8 is expected to get four of the updates, one of them is critical and dealing with Remote Code Execution with Internet Explorer 10, while the other three updates are Important and deal with Elevation of Privilege and Denial of Service . Windows RT i