Rapid7 Vulnerability & Exploit Database

SHA-1-based Signature in TLS/SSL Server X.509 Certificate

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SHA-1-based Signature in TLS/SSL Server X.509 Certificate

Severity
3
CVSS
(AV:N/AC:H/Au:N/C:N/I:P/A:N)
Published
02/13/2005
Created
07/25/2018
Added
09/30/2014
Modified
11/27/2018

Description

The SHA-1 hashing algorithm has known weaknesses that expose it to collision attacks, which may allow an attacker to generate additional X.509 digital certificates with the same signature as an original.

Solution(s)

  • fix-tls-server-cert-sig-alg-sha1

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