CVE-2009-0265

HIGH

ISC BIND < 9.6.0 - Certificate Chain Validation Bypass via OpenSSL EVP_VerifyFinal

Title source: llm
STIX 2.1

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.

References (6)

Core 6
Core References
Broken Link vendor-advisory x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2009:037
Broken Link, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/33559
Broken Link vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2009/0043
Broken Link, Vendor Advisory x_refsource_confirm
https://www.isc.org/node/373

Scores

CVSS v3 7.5
EPSS 0.0247
EPSS Percentile 82.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-252 CWE-295
Status published
Products (1)
isc/bind < 9.6.0
Published Jan 26, 2009
Tracked Since Feb 18, 2026