Input validation error in TeamCity - CVE-2019-12845

 

Input validation error in TeamCity - CVE-2019-12845

Published: July 3, 2019 / Updated: July 17, 2020


Vulnerability identifier: #VU31023
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-12845
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: JetBrains s.r.o.
Affected software:
TeamCity

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

The generated Kotlin DSL settings allowed usage of an unencrypted connection for resolving artifacts. The issue was fixed in JetBrains TeamCity 2018.2.3.


How to mitigate CVE-2019-12845

Install update from vendor's website.

Sources