Input validation error in TeamCity - CVE-2019-12845
Published: July 3, 2019 / Updated: July 17, 2020
Vulnerability identifier: #VU31023
CSH Severity: Medium
CVSS v4: 6.9 [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]
CVE-ID: CVE-2019-12845
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
TeamCity
How to mitigate CVE-2019-12845
Install update from vendor's website.
TeamCity - update to 2018.2.3