CVE-2006-2940

Published Sep 28, 2006

Last updated 6 years ago

Overview

Description
OpenSSL 0.9.7 before 0.9.7l, 0.9.8 before 0.9.8d, and earlier versions allows attackers to cause a denial of service (CPU consumption) via parasitic public keys with large (1) "public exponent" or (2) "public modulus" values in X.509 certificates that require extra time to process when using RSA signature verification.
Source
secalert@redhat.com
NVD status
Modified

Risk scores

CVSS 2.0

Type
Primary
Base score
7.8
Impact score
6.9
Exploitability score
10
Vector string
AV:N/AC:L/Au:N/C:N/I:N/A:C

Weaknesses

nvd@nist.gov
CWE-399

Social media

Hype score
Not currently trending

Vendor comments

  • Red HatRed Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch.

Configurations

References