SB2019121821 - Improper Certificate Validation in Spira Importer plugin for Jenkins
Published: December 18, 2019
Security Bulletin ID
SB2019121821
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Certificate Validation (CVE-ID: CVE-2019-16558)
CWE-ID: CWE-295 - Improper Certificate Validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform a man-in-the-middle (MiTM) attack.
The vulnerability exists due to the affected software unconditionally disables SSL/TLS certificate validation for the entire Jenkins master JVM. A remote attacker can supply a specially crafted SSL/TLS certificate, conduct man-in-the-middle attacks and connect to a targeted system.
Remediation
Install update from vendor's website.