CVE-2009-3765
mutt_ssl.c in mutt 1.5.19 and 1.5.20, when OpenSSL is used, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL…
Does this matter?
Lower severity and a low EPSS score (1.08%). Track it; it rarely justifies an emergency change on its own.
Description
mutt_ssl.c in mutt 1.5.19 and 1.5.20, when OpenSSL is used, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
- CVSS 2.0
- 6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
- EPSS
- 1.08% probability · 63th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-310
- Affected
- mutt/mutt
- Source
- cve@mitre.org
References
- http://dev.mutt.org/trac/changeset/6016:dc09812e63a3/mutt_ssl.c
- http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html
- http://marc.info/?l=oss-security&m=125198917018936&w=2
- http://marc.info/?l=oss-security&m=125369675820512&w=2
- http://dev.mutt.org/trac/changeset/6016:dc09812e63a3/mutt_ssl.c
- http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html
- http://marc.info/?l=oss-security&m=125198917018936&w=2
- http://marc.info/?l=oss-security&m=125369675820512&w=2
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.