CVEvulnerability

CVE-2009-0265

7.5 HIGH Published 2009-01-26 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2009-01-26
Last modified
2026-06-16
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
CWE-252, CWE-295

Description

Internet Systems Consortium (ISC) BIND 9.6.0 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077 and CVE-2009-0025.

Affected configurations

• isc bind (<= 9.6.0)

Related

Weakness · CWE (2)

  • CWE-252 Unchecked Return Value weakness
  • CWE-295 Improper Certificate Validation weakness

Referenced by CWE · observed example (2)

  • CWE-295 Improper Certificate Validation weakness
  • CWE-296 Improper Following of a Certificate's Chain of Trust weakness

References