SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-0025

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…

MEDIUM 6.8EPSS 6.86%

Does this matter?

Lower severity and a low EPSS score (6.86%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 2.0
6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS
6.86% probability · 94th percentile
CISA KEV
Not listed
Weakness
CWE-287
Affected
isc/bind
Source
secalert@redhat.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.