VULNERABILITY INTELLIGENCE
CVE-2009-0025
CVSS score6.8 MEDIUM
EPSS probability6.86%
CISA KEVNot currently listed
Published2009-01-07
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:P/I:P/A:P
Description
BIND 9.6.0, 9.5.1, 9.5.0, 9.4.3, and earlier does not properly check the return value from the OpenSSL DSA_verify 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.
Weakness classification
- CWE-287: Improper Authentication