Atlassian Releases Patches for Critical Flaws Affecting Crowd and Bitbucket Products
Nov 19, 2022
Australian software company Atlassian has rolled out security updates to address two critical flaws affecting Bitbucket Server, Data Center, and Crowd products. The issues, tracked as CVE-2022-43781 and CVE-2022-43782 , are both rated 9 out of 10 on the CVSS vulnerability scoring system. CVE-2022-43781, which Atlassian said was introduced in version 7.0.0 of Bitbucket Server and Data Center, affects versions 7.0 to 7.21 and 8.0 to 8.4 (only if mesh.enabled is set to false in bitbucket.properties). The weakness has been described as a case of command injection using environment variables in the software, which could allow an adversary with permission to control their username to gain code execution on the affected system. As a temporary workaround, the company is recommending users turn off the "Public Signup" option (Administration > Authentication). "Disabling public signup would change the attack vector from an unauthenticated attack to an authenticated