CVE-2009-2666

Summary

CVECVE-2009-2666
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-08-07 19:00:00 UTC
Updated2018-10-10 19:41:00 UTC
Descriptionsocket.c in fetchmail before 6.3.11 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.

Risk And Classification

Problem Types: CWE-310

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Fetchmail Fetchmail 4.5.1 All All All
Application Fetchmail Fetchmail 4.5.2 All All All
Application Fetchmail Fetchmail 4.5.3 All All All
Application Fetchmail Fetchmail 4.5.4 All All All
Application Fetchmail Fetchmail 4.5.5 All All All
Application Fetchmail Fetchmail 4.5.6 All All All
Application Fetchmail Fetchmail 4.5.7 All All All
Application Fetchmail Fetchmail 4.5.8 All All All
Application Fetchmail Fetchmail 4.6.0 All All All
Application Fetchmail Fetchmail 4.6.1 All All All
Application Fetchmail Fetchmail 4.6.2 All All All
Application Fetchmail Fetchmail 4.6.3 All All All
Application Fetchmail Fetchmail 4.6.4 All All All
Application Fetchmail Fetchmail 4.6.5 All All All
Application Fetchmail Fetchmail 4.6.6 All All All
Application Fetchmail Fetchmail 4.6.7 All All All
Application Fetchmail Fetchmail 4.6.8 All All All
Application Fetchmail Fetchmail 4.6.9 All All All
Application Fetchmail Fetchmail 4.7.0 All All All
Application Fetchmail Fetchmail 4.7.1 All All All
Application Fetchmail Fetchmail 4.7.2 All All All
Application Fetchmail Fetchmail 4.7.3 All All All
Application Fetchmail Fetchmail 4.7.4 All All All
Application Fetchmail Fetchmail 4.7.5 All All All
Application Fetchmail Fetchmail 4.7.6 All All All
Application Fetchmail Fetchmail 4.7.7 All All All
Application Fetchmail Fetchmail 5.0.0 All All All
Application Fetchmail Fetchmail 5.0.1 All All All
Application Fetchmail Fetchmail 5.0.2 All All All
Application Fetchmail Fetchmail 5.0.3 All All All
Application Fetchmail Fetchmail 5.0.4 All All All
Application Fetchmail Fetchmail 5.0.5 All All All
Application Fetchmail Fetchmail 5.0.6 All All All
Application Fetchmail Fetchmail 5.0.7 All All All
Application Fetchmail Fetchmail 5.0.8 All All All
Application Fetchmail Fetchmail 5.1.0 All All All
Application Fetchmail Fetchmail 5.1.4 All All All
Application Fetchmail Fetchmail 5.2.0 All All All
Application Fetchmail Fetchmail 5.2.1 All All All
Application Fetchmail Fetchmail 5.2.3 All All All
Application Fetchmail Fetchmail 5.2.4 All All All
Application Fetchmail Fetchmail 5.2.7 All All All
Application Fetchmail Fetchmail 5.2.8 All All All
Application Fetchmail Fetchmail 5.3.0 All All All
Application Fetchmail Fetchmail 5.3.1 All All All
Application Fetchmail Fetchmail 5.3.3 All All All
Application Fetchmail Fetchmail 5.3.8 All All All
Application Fetchmail Fetchmail 5.4.0 All All All
Application Fetchmail Fetchmail 5.4.3 All All All
Application Fetchmail Fetchmail 5.4.4 All All All
Application Fetchmail Fetchmail 5.4.5 All All All
Application Fetchmail Fetchmail 5.5.0 All All All
Application Fetchmail Fetchmail 5.5.2 All All All
Application Fetchmail Fetchmail 5.5.3 All All All
Application Fetchmail Fetchmail 5.5.5 All All All
Application Fetchmail Fetchmail 5.5.6 All All All
Application Fetchmail Fetchmail 5.6.0 All All All
Application Fetchmail Fetchmail 5.7.0 All All All
Application Fetchmail Fetchmail 5.7.2 All All All
Application Fetchmail Fetchmail 5.7.4 All All All
Application Fetchmail Fetchmail 5.8 All All All
Application Fetchmail Fetchmail 5.8.1 All All All
Application Fetchmail Fetchmail 5.8.11 All All All
Application Fetchmail Fetchmail 5.8.13 All All All
Application Fetchmail Fetchmail 5.8.14 All All All
Application Fetchmail Fetchmail 5.8.17 All All All
Application Fetchmail Fetchmail 5.8.2 All All All
Application Fetchmail Fetchmail 5.8.3 All All All
Application Fetchmail Fetchmail 5.8.4 All All All
Application Fetchmail Fetchmail 5.8.5 All All All
Application Fetchmail Fetchmail 5.8.6 All All All
Application Fetchmail Fetchmail 5.9.0 All All All
Application Fetchmail Fetchmail 5.9.10 All All All
Application Fetchmail Fetchmail 5.9.11 All All All
Application Fetchmail Fetchmail 5.9.13 All All All
Application Fetchmail Fetchmail 5.9.4 All All All
Application Fetchmail Fetchmail 5.9.5 All All All
Application Fetchmail Fetchmail 5.9.8 All All All
Application Fetchmail Fetchmail 6.0.0 All All All
Application Fetchmail Fetchmail 6.1.0 All All All
Application Fetchmail Fetchmail 6.1.3 All All All
Application Fetchmail Fetchmail 6.2.0 All All All
Application Fetchmail Fetchmail 6.2.1 All All All
Application Fetchmail Fetchmail 6.2.2 All All All
Application Fetchmail Fetchmail 6.2.3 All All All
Application Fetchmail Fetchmail 6.2.4 All All All
Application Fetchmail Fetchmail 6.2.5 All All All
Application Fetchmail Fetchmail 6.2.5.1 All All All
Application Fetchmail Fetchmail 6.2.5.2 All All All
Application Fetchmail Fetchmail 6.2.5.4 All All All
Application Fetchmail Fetchmail 6.2.6 pre4 All All
Application Fetchmail Fetchmail 6.2.6 pre8 All All
Application Fetchmail Fetchmail 6.2.6 pre9 All All
Application Fetchmail Fetchmail 6.2.9 rc10 All All
Application Fetchmail Fetchmail 6.2.9 rc3 All All
Application Fetchmail Fetchmail 6.2.9 rc4 All All
Application Fetchmail Fetchmail 6.2.9 rc5 All All
Application Fetchmail Fetchmail 6.2.9 rc7 All All
Application Fetchmail Fetchmail 6.2.9 rc8 All All
Application Fetchmail Fetchmail 6.2.9 rc9 All All
Application Fetchmail Fetchmail 6.3.0 All All All
Application Fetchmail Fetchmail 6.3.1 All All All
Application Fetchmail Fetchmail 6.3.2 All All All
Application Fetchmail Fetchmail 6.3.3 All All All
Application Fetchmail Fetchmail 6.3.4 All All All
Application Fetchmail Fetchmail 6.3.5 All All All
Application Fetchmail Fetchmail 6.3.6 All All All
Application Fetchmail Fetchmail 6.3.6 rc1 All All
Application Fetchmail Fetchmail 6.3.6 rc2 All All
Application Fetchmail Fetchmail 6.3.6 rc3 All All
Application Fetchmail Fetchmail 6.3.6 rc4 All All
Application Fetchmail Fetchmail 6.3.6 rc5 All All
Application Fetchmail Fetchmail 6.3.7 All All All
Application Fetchmail Fetchmail 6.3.8 All All All
Application Fetchmail Fetchmail 6.3.9 All All All
Application Fetchmail Fetchmail 6.3.9 rc2 All All
Application Fetchmail Fetchmail 4.5.1 All All All
Application Fetchmail Fetchmail 4.5.2 All All All
Application Fetchmail Fetchmail 4.5.3 All All All
Application Fetchmail Fetchmail 4.5.4 All All All
Application Fetchmail Fetchmail 4.5.5 All All All
Application Fetchmail Fetchmail 4.5.6 All All All
Application Fetchmail Fetchmail 4.5.7 All All All
Application Fetchmail Fetchmail 4.5.8 All All All
Application Fetchmail Fetchmail 4.6.0 All All All
Application Fetchmail Fetchmail 4.6.1 All All All
Application Fetchmail Fetchmail 4.6.2 All All All
Application Fetchmail Fetchmail 4.6.3 All All All
Application Fetchmail Fetchmail 4.6.4 All All All
Application Fetchmail Fetchmail 4.6.5 All All All
Application Fetchmail Fetchmail 4.6.6 All All All
Application Fetchmail Fetchmail 4.6.7 All All All
Application Fetchmail Fetchmail 4.6.8 All All All
Application Fetchmail Fetchmail 4.6.9 All All All
Application Fetchmail Fetchmail 4.7.0 All All All
Application Fetchmail Fetchmail 4.7.1 All All All
Application Fetchmail Fetchmail 4.7.2 All All All
Application Fetchmail Fetchmail 4.7.3 All All All
Application Fetchmail Fetchmail 4.7.4 All All All
Application Fetchmail Fetchmail 4.7.5 All All All
Application Fetchmail Fetchmail 4.7.6 All All All
Application Fetchmail Fetchmail 4.7.7 All All All
Application Fetchmail Fetchmail 5.0.0 All All All
Application Fetchmail Fetchmail 5.0.1 All All All
Application Fetchmail Fetchmail 5.0.2 All All All
Application Fetchmail Fetchmail 5.0.3 All All All
Application Fetchmail Fetchmail 5.0.4 All All All
Application Fetchmail Fetchmail 5.0.5 All All All
Application Fetchmail Fetchmail 5.0.6 All All All
Application Fetchmail Fetchmail 5.0.7 All All All
Application Fetchmail Fetchmail 5.0.8 All All All
Application Fetchmail Fetchmail 5.1.0 All All All
Application Fetchmail Fetchmail 5.1.4 All All All
Application Fetchmail Fetchmail 5.2.0 All All All
Application Fetchmail Fetchmail 5.2.1 All All All
Application Fetchmail Fetchmail 5.2.3 All All All
Application Fetchmail Fetchmail 5.2.4 All All All
Application Fetchmail Fetchmail 5.2.7 All All All
Application Fetchmail Fetchmail 5.2.8 All All All
Application Fetchmail Fetchmail 5.3.0 All All All
Application Fetchmail Fetchmail 5.3.1 All All All
Application Fetchmail Fetchmail 5.3.3 All All All
Application Fetchmail Fetchmail 5.3.8 All All All
Application Fetchmail Fetchmail 5.4.0 All All All
Application Fetchmail Fetchmail 5.4.3 All All All
Application Fetchmail Fetchmail 5.4.4 All All All
Application Fetchmail Fetchmail 5.4.5 All All All
Application Fetchmail Fetchmail 5.5.0 All All All
Application Fetchmail Fetchmail 5.5.2 All All All
Application Fetchmail Fetchmail 5.5.3 All All All
Application Fetchmail Fetchmail 5.5.5 All All All
Application Fetchmail Fetchmail 5.5.6 All All All
Application Fetchmail Fetchmail 5.6.0 All All All
Application Fetchmail Fetchmail 5.7.0 All All All
Application Fetchmail Fetchmail 5.7.2 All All All
Application Fetchmail Fetchmail 5.7.4 All All All
Application Fetchmail Fetchmail 5.8 All All All
Application Fetchmail Fetchmail 5.8.1 All All All
Application Fetchmail Fetchmail 5.8.11 All All All
Application Fetchmail Fetchmail 5.8.13 All All All
Application Fetchmail Fetchmail 5.8.14 All All All
Application Fetchmail Fetchmail 5.8.17 All All All
Application Fetchmail Fetchmail 5.8.2 All All All
Application Fetchmail Fetchmail 5.8.3 All All All
Application Fetchmail Fetchmail 5.8.4 All All All
Application Fetchmail Fetchmail 5.8.5 All All All
Application Fetchmail Fetchmail 5.8.6 All All All
Application Fetchmail Fetchmail 5.9.0 All All All
Application Fetchmail Fetchmail 5.9.10 All All All
Application Fetchmail Fetchmail 5.9.11 All All All
Application Fetchmail Fetchmail 5.9.13 All All All
Application Fetchmail Fetchmail 5.9.4 All All All
Application Fetchmail Fetchmail 5.9.5 All All All
Application Fetchmail Fetchmail 5.9.8 All All All
Application Fetchmail Fetchmail 6.0.0 All All All
Application Fetchmail Fetchmail 6.1.0 All All All
Application Fetchmail Fetchmail 6.1.3 All All All
Application Fetchmail Fetchmail 6.2.0 All All All
Application Fetchmail Fetchmail 6.2.1 All All All
Application Fetchmail Fetchmail 6.2.2 All All All
Application Fetchmail Fetchmail 6.2.3 All All All
Application Fetchmail Fetchmail 6.2.4 All All All
Application Fetchmail Fetchmail 6.2.5 All All All
Application Fetchmail Fetchmail 6.2.5.1 All All All
Application Fetchmail Fetchmail 6.2.5.2 All All All
Application Fetchmail Fetchmail 6.2.5.4 All All All
Application Fetchmail Fetchmail 6.2.6 pre4 All All
Application Fetchmail Fetchmail 6.2.6 pre8 All All
Application Fetchmail Fetchmail 6.2.6 pre9 All All
Application Fetchmail Fetchmail 6.2.9 rc10 All All
Application Fetchmail Fetchmail 6.2.9 rc3 All All
Application Fetchmail Fetchmail 6.2.9 rc4 All All
Application Fetchmail Fetchmail 6.2.9 rc5 All All
Application Fetchmail Fetchmail 6.2.9 rc7 All All
Application Fetchmail Fetchmail 6.2.9 rc8 All All
Application Fetchmail Fetchmail 6.2.9 rc9 All All
Application Fetchmail Fetchmail 6.3.0 All All All
Application Fetchmail Fetchmail 6.3.1 All All All
Application Fetchmail Fetchmail 6.3.2 All All All
Application Fetchmail Fetchmail 6.3.3 All All All
Application Fetchmail Fetchmail 6.3.4 All All All
Application Fetchmail Fetchmail 6.3.5 All All All
Application Fetchmail Fetchmail 6.3.6 All All All
Application Fetchmail Fetchmail 6.3.6 rc1 All All
Application Fetchmail Fetchmail 6.3.6 rc2 All All
Application Fetchmail Fetchmail 6.3.6 rc3 All All
Application Fetchmail Fetchmail 6.3.6 rc4 All All
Application Fetchmail Fetchmail 6.3.6 rc5 All All
Application Fetchmail Fetchmail 6.3.7 All All All
Application Fetchmail Fetchmail 6.3.8 All All All
Application Fetchmail Fetchmail 6.3.9 All All All
Application Fetchmail Fetchmail 6.3.9 rc2 All All
Application Fetchmail Fetchmail All All All All

References

ReferenceSourceLinkTags
About Security Update 2009-006 / Mac OS X v10.6.2 CONFIRM support.apple.com
Fetchmail - Kostenloser Open Source Mail Daemon CONFIRM fetchmail.berlios.de
SecurityFocus BUGTRAQ www.securityfocus.com
Slackware update for fetchmail - Secunia Advisories - Vulnerability Information - Secunia.com SECUNIA secunia.com Vendor Advisory
Support / Security / Advisories / / MDVSA-2009:201 | Mandriva MANDRIVA www.mandriva.com
Repository / Oval Repository OVAL oval.cisecurity.org
APPLE-SA-2009-11-09-1 Security Update 2009-006 / Mac OS X v10.6.2 APPLE lists.apple.com
The Slackware Linux Project: Slackware Security Advisories SLACKWARE www.slackware.com
56855 OSVDB osvdb.org
Fetchmail NULL Character Flaw in Common Name Field Lets Remote Users Spoof Certficiates - SecurityTracker SECTRACK www.securitytracker.com
Fetchmail SSL Certificate NULL Character Processing Vulnerability - Secunia Advisories - Vulnerability Information - Secunia.com SECUNIA secunia.com Vendor Advisory
'Re: [oss-security] CVE request: fetchmail <= 6.3.10 SSL certificate' - MARC MLIST marc.info
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH VUPEN www.vupen.com Vendor Advisory
Debian -- Security Information -- DSA-1852-1 fetchmail DEBIAN www.debian.org
Debian update for fetchmail - Secunia Advisories - Vulnerability Information - Secunia.com SECUNIA secunia.com Vendor Advisory
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH VUPEN www.vupen.com Vendor Advisory
Fetchmail NULL Character CA SSL Certificate Validation Security Bypass Vulnerability BID www.securityfocus.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report