CVE-2009-4565
sendmail before 8.14.4 does not properly handle a '\0' character in a Common Name (CN) field of an X.509 certificate, which (1) allows man-in-the-middle attackers to spoof arbitrary SSL-based SMTP
02 Description
sendmail before 8.14.4 does not properly handle a '\0' character in a Common Name (CN) field of an X.509 certificate, which (1) allows man-in-the-middle attackers to spoof arbitrary SSL-based SMTP
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.39% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 83.9% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2010-01-04 21:00Z16 YR AGO
- Last updated
- 2024-08-07 07:08Z2 YR AGO
- Reserved
- 2010-01-04
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 981be78bd916a24ecfa11ec482e312b572bf8a5198a2d0852e2fb0d4621096a9
05 Affected products
06 References
- secunia.com38314http://secunia.com/advisories/38314
- security.gentoo.orgGLSA-201206-30http://security.gentoo.org/glsa/glsa-201206-30.xml
- sunsolve.sun.com1021797http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021797.1-1
- secunia.com39088http://secunia.com/advisories/39088
- www.vupen.comADV-2009-3661http://www.vupen.com/english/advisories/2009/3661
- secunia.com37998http://secunia.com/advisories/37998
- www.securityfocus.com37543http://www.securityfocus.com/bid/37543
- www.vupen.comADV-2011-0415http://www.vupen.com/english/advisories/2011/0415
- secunia.com43366http://secunia.com/advisories/43366
- lists.opensuse.orgSUSE-SR:2010:006http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00004.html
- oval.cisecurity.orgoval:org.mitre.oval:def:10255https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10255
- www.sendmail.orghttp://www.sendmail.org/releases/8.14.4
- marc.infoHPSBUX02508http://marc.info/?l=bugtraq&m=126953289726317&w=2
- www.vupen.comADV-2010-0719http://www.vupen.com/english/advisories/2010/0719
- www.redhat.comRHSA-2011:0262http://www.redhat.com/support/errata/RHSA-2011-0262.html
- www.debian.orgDSA-1985http://www.debian.org/security/2010/dsa-1985
- oval.cisecurity.orgoval:org.mitre.oval:def:11822https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11822
- secunia.com40109http://secunia.com/advisories/40109
- secunia.com38915http://secunia.com/advisories/38915
- www.vupen.comADV-2010-1386http://www.vupen.com/english/advisories/2010/1386
07 Fixed in
Debian 12
- sendmail Fixed in 8.14.3-9.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- sendmail Fixed in 8.14.3-9.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- sendmail Fixed in 8.14.3-9.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.