Improper Verification of Cryptographic Signature in Mac - CVE-2020-2146

 

Improper Verification of Cryptographic Signature in Mac - CVE-2020-2146

Published: March 11, 2020


Vulnerability identifier: #VU26016
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-2146
CWE-ID: CWE-347
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Jenkins
Affected software:
Mac

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a man-in-the-middle (MiTM) attack.

The vulnerability exists due to the affected plugin does not use SSH host key validation when connecting to Mac Cloud host. A remote attacker can perform a man-in-the-middle attack to intercept these connections to build agents.


How to mitigate CVE-2020-2146

Install updates from vendor's website.

Sources