#VU87982 Incorrect authorization in TeamCity - CVE-2024-31134

Vulnerability identifier: #VU87982

Vulnerability risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-31134

CWE-ID: CWE-863

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
TeamCity
Web applications / CRM systems

Vendor: JetBrains s.r.o.

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to incorrect authorization. A remote user can register other users when self-registration is disabled.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

TeamCity: before 2024.03

---

External links
https://www.jetbrains.com/privacy-security/issues-fixed/

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.