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CVE Database

CVE-2006-2940

Impact: Moderate
Public: 2006-09-28
Bugzilla: 430654: CVE-2006-2940 openssl public key DoS

Details

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2006-2940 from the MITRE CVE dictionary and NIST NVD.

Statement

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

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 2.1 RHSA-2006:0695 September 28, 2006
Red Hat Enterprise Linux version 3 RHSA-2006:0695 September 28, 2006
Red Hat Enterprise Linux version 4 RHSA-2006:0695 September 28, 2006
Red Hat Satellite 5.0 (RHEL v.4 AS) RHSA-2008:0264 May 20, 2008
Red Hat Satellite 5.1 (RHEL v.4 AS) RHSA-2008:0629 August 13, 2008
Red Hat Satellite v 4.2 (RHEL v.3 AS) RHSA-2008:0525 June 30, 2008
Red Hat Satellite v 4.2 (RHEL v.4 AS) RHSA-2008:0525 June 30, 2008

External References

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.