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CISA Flags Actively Exploited Digiever NVR Vulnerability Allowing Remote Code Execution

CISA Flags Actively Exploited Digiever NVR Vulnerability Allowing Remote Code Execution

Dec 25, 2025 Vulnerability / Endpoint Security
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a security flaw impacting Digiever DS-2105 Pro network video recorders (NVRs) to its Known Exploited Vulnerabilities ( KEV ) catalog, citing evidence of active exploitation. The vulnerability, tracked as CVE-2023-52163 (CVSS score: 8.8), relates to a case of command injection that allows post-authentication remote code execution. "Digiever DS-2105 Pro contains a missing authorization vulnerability which could allow for command injection via time_tzsetup.cgi," CISA said. The addition of CVE-2023-52163 to the KEV catalog comes in the multiple reports from Akamai and Fortinet about the exploitation of the flaw by threat actors to deliver botnets like Mirai and ShadowV2 . According to TXOne Research security researcher Ta-Lun Yen, the vulnerability, alongside an arbitrary file read bug (CVE-2023-52164, CVSS score: 5.1), remains unpatched due to the device reaching end-of-life (EoL) status. Successfu...
New MacSync macOS Stealer Uses Signed App to Bypass Apple Gatekeeper

New MacSync macOS Stealer Uses Signed App to Bypass Apple Gatekeeper

Dec 24, 2025 Malware / Endpoint Security
Cybersecurity researchers have discovered a new variant of a macOS information stealer called MacSync that's delivered by means of a digitally signed, notarized Swift application masquerading as a messaging app installer to bypass Apple's Gatekeeper checks. "Unlike earlier MacSync Stealer variants that primarily rely on drag-to-terminal or ClickFix -style techniques, this sample adopts a more deceptive, hands-off approach," Jamf researcher Thijs Xhaflaire said . The Apple device management firm and security company said the latest version is distributed as a code-signed and notarized Swift application within a disk image (DMG) file named "zk-call-messenger-installer-3.9.2-lts.dmg" that's hosted on "zkcall[.]net/download." The fact that it's signed and notarized means it can be run without being blocked or flagged by built-in security controls like Gatekeeper or XProtect. Despite this, the installer has been found to display instructio...
Nomani Investment Scam Surges 62% Using AI Deepfake Ads on Social Media

Nomani Investment Scam Surges 62% Using AI Deepfake Ads on Social Media

Dec 24, 2025 Online Fraud / Artificial Intelligence
The fraudulent investment scheme known as Nomani has witnessed an increase by 62%, according to data from ESET, as campaigns distributing the threat have also expanded beyond Facebook to include other social media platforms, such as YouTube. The Slovak cybersecurity company said it blocked over 64,000 unique URLs associated with the threat this year. A majority of the detections originated from Czechia, Japan, Slovakia, Spain, and Poland. Nomani was first documented by ESET in December 2024 as leveraging social media malvertising, company-branded posts, and artificial intelligence (AI)-powered video testimonials to deceive users into investing their funds in non-existent investment products that falsely claim significant returns. When victims request payout of the promised profits, they are asked to pay more fees or provide additional personal information, such as ID and credit card information. As is typical of investment scams of this kind, the end goal is financial loss. It...
cyber security

AI Says the Homework Is Done. A Forensic Examiner Checks It Anyway.

websiteSANS InstituteAI Security / Training
SANS Fellow Heather Barnhart on validating AI findings in DFIR, and the training that builds the skill.
cyber security

Know Your Enemy: The Attacker Toolkits Getting Past Security Controls

websitePush SecurityPhishing / Enterprise Security
Find out which toolkits bypass controls to reach your users most often. Join the webinar, Dec 2nd.
Attacks are Evolving: 3 Ways to Protect Your Business in 2026

Attacks are Evolving: 3 Ways to Protect Your Business in 2026

Dec 24, 2025 Password Management / Access Control
Every year, cybercriminals find new ways to steal money and data from businesses. Breaching a business network, extracting sensitive data, and selling it on the dark web has become a reliable payday.  But in 2025, the data breaches that affected small and medium-sized businesses (SMBs) challenged our perceived wisdom about exactly which types of businesses cybercriminals are targeting.  This article will outline the learnings from key data breaches in 2025 as well as the most effective ways for SMBs to protect themselves in the coming year. Examining the 2025 data breaches Prior to 2025, large businesses were popular targets for hackers because of their large pools of resources. It was assumed that smaller businesses simply weren’t as vulnerable to cyberattacks because there was less value in attacking them. But new security research from the Data Breach Observatory shows that’s changing: Small- and medium-sized businesses (SMBs) are now more likely to become a target. ...
SEC Files Charges Over $14 Million Crypto Scam Using Fake AI-Themed Investment Tips

SEC Files Charges Over $14 Million Crypto Scam Using Fake AI-Themed Investment Tips

Dec 24, 2025 Artificial Intelligence / Cryptocurrency
The U.S. Securities and Exchange Commission (SEC) has filed charges against multiple companies for their alleged involvement in an elaborate cryptocurrency scam that swindled more than $14 million from retail investors. The complaint charged crypto asset trading platforms Morocoin Tech Corp., Berge Blockchain Technology Co., Ltd., and Cirkor Inc., as well as investment clubs AI Wealth Inc., Lane Wealth Inc., AI Investment Education Foundation (AIIEF) Ltd., and Zenith Asset Tech Foundation, in connection with the operation. The SEC said the scam unfolded as a multi-step fraud that enticed unsuspecting users with ads on social media and built trust with them through group chats in which the scammers posed as financial professionals and promised returns from artificial intelligence (AI)-generated investment tips. The fraudsters then convinced the victims to invest their funds into fake cryptocurrency asset trading platforms, only to defraud them later. According to the SEC, AI Weal...
Italy Fines Apple €98.6 Million Over ATT Rules Limiting App Store Competition

Italy Fines Apple €98.6 Million Over ATT Rules Limiting App Store Competition

Dec 24, 2025 Privacy / Antitrust
Apple has been fined €98.6 million ($116 million) by Italy's antitrust authority after finding that the company's App Tracking Transparency (ATT) privacy framework restricted App Store competition. The Italian Competition Authority (Autorità Garante della Concorrenza e del Mercato, or AGCM) said the company's "absolute dominant position" in app distribution allowed it to "unilaterally impose" the ATT rules on third-party app developers, without consulting with them beforehand. The investigation was launched in May 2023. The AGCM said it's not calling into question Apple's decision to adopt safeguards designed to enhance users' privacy on iOS, but rather it's taking issue with the consent requirements that are excessively burdensome for developers and "disproportionate" to the stated objectives of ATT. Specifically, this requires developers to serve both ATT- and GDPR-related permission prompts in apps for iPhone and iPad ...
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