SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-3766

mutt_ssl.c in mutt 1.5.16 and other versions before 1.5.19, when OpenSSL is used, does not verify the domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an…

MEDIUM 6.8EPSS 1.14%

Does this matter?

Lower severity and a low EPSS score (1.14%). Track it; it rarely justifies an emergency change on its own.

Description

mutt_ssl.c in mutt 1.5.16 and other versions before 1.5.19, when OpenSSL is used, does not verify the domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

CVSS 2.0
6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS
1.14% probability · 65th percentile
CISA KEV
Not listed
Weakness
CWE-310
Affected
mutt/mutt
Source
cve@mitre.org

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