Australian application corporation Atlassian has rolled out security updates to tackle two critical flaws influencing Bitbucket Server, Knowledge Middle, and Crowd products.
The issues, tracked as CVE-2022-43781 and CVE-2022-43782, are equally rated 9 out of 10 on the CVSS vulnerability scoring technique.
CVE-2022-43781, which Atlassian claimed was launched in variation 7.. of Bitbucket Server and Information Middle, affects variations 7. to 7.21 and 8. to 8.4 (only if mesh.enabled is set to untrue in bitbucket.properties).
The weak spot has been described as a case of command injection employing setting variables in the application, which could make it possible for an adversary with authorization to management their username to gain code execution on the impacted procedure.
As a short-term workaround, the corporation is recommending people change off the “General public Signup” selection (Administration > Authentication).
“Disabling public signup would change the attack vector from an unauthenticated attack to an authenticated just one which would minimize the risk of exploitation,” it observed in an advisory. “ADMIN or SYS_ADMIN authenticated buyers nevertheless have the capacity to exploit the vulnerability when public signup is disabled.”
The next vulnerability, CVE-2022-43782, considerations a misconfiguration in Crowd Server and Facts Centre that could allow an attacker to invoke privileged API endpoints, but only in eventualities wherever the undesirable actor is connecting from an IP address extra to the Distant Tackle configuration.
Released in Crowd 3.. and identified in the course of an internal security overview, the shortcoming impacts all new installations, which means buyers who upgraded from a edition prior to Crowd 3.. are not vulnerable.
It really is not uncommon for flaws in Atlassian and Bitbucket to be subjected to energetic exploitation in the wild, making it crucial that buyers go immediately to use the patches.
Final month, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned that a command injection flaw in Bitbucket Server and Information Centre (CVE-2022-36804, CVSS score: 9.9) was becoming weaponized in attacks considering that late September 2022.
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