Collision forgery attack - CVE-2016-0924

 

Collision forgery attack - CVE-2016-0924

Published: September 16, 2016


Vulnerability identifier: #VU488
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-0924
CWE-ID: CWE-327
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor:
Affected software:

Detailed vulnerability description

The vulnerability exposes remote user's possibility to perform a collision forgery attack on the target system.
The weakness exists due to obsolete server signatures (e.g., MD5) in a TLS 1.2 ServerKeyExchange message that makes the system vulnerable to collision (SLOTH) attacks.
Successful exploitation of the vulnerability may lead to collision attack conducting.

How to mitigate CVE-2016-0924

Update to 4.0.9 or 4.1.5.

Sources