Regular Expression Denial of Service in JetBrains TeamCity Integration
CVE-2023-39174

4.3MEDIUM

Key Information:

Vendor

Jetbrains
Status
Teamcity
Vendor
CVE Published:
25 July 2023

What is CVE-2023-39174?

A vulnerability exists in JetBrains TeamCity before version 2023.05.2 that allows attackers to execute a ReDoS attack through its integration with issue trackers. This flaw can potentially lead to performance degradation and service outages by exploiting regular expressions, thereby impacting the user experience and availability of services.

Affected Version(s)

TeamCity 0 < 2023.05.2

References

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

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.