CVE-2006-5867

fetchmail before 6.3.6-rc4 does not properly enforce TLS and may transmit cleartext passwords over unsecured links if certain circumstances occur, which allows remote attackers to obtain sensitive information via man-in-the-middle (MITM) attacks.

• CWE-20

• ftp://patches.sgi.com/support/free/security/advisories/20070201-01-P.asc
• http://docs.info.apple.com/article.html?artnum=305391
• http://fedoranews.org/cms/node/2429
• http://fetchmail.berlios.de/fetchmail-SA-2006-02.txt
• http://lists.apple.com/archives/Security-announce/2007/Apr/msg00001.html
• http://osvdb.org/31580
• http://secunia.com/advisories/23631Vendor Advisory
• http://secunia.com/advisories/23695Vendor Advisory
• http://secunia.com/advisories/23714Vendor Advisory
• http://secunia.com/advisories/23781Vendor Advisory
• http://secunia.com/advisories/23804Vendor Advisory
• http://secunia.com/advisories/23838Vendor Advisory
• http://secunia.com/advisories/23923Vendor Advisory
• http://secunia.com/advisories/24007Vendor Advisory
• http://secunia.com/advisories/24151Vendor Advisory
• http://secunia.com/advisories/24174Vendor Advisory
• http://secunia.com/advisories/24284Vendor Advisory
• http://secunia.com/advisories/24966Vendor Advisory
• http://security.gentoo.org/glsa/glsa-200701-13.xml
• http://securitytracker.com/id?1017478
• http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.517995
• http://www.debian.org/security/2007/dsa-1259
• http://www.mandriva.com/security/advisories?name=MDKSA-2007:016
• http://www.novell.com/linux/security/advisories/2007_4_sr.html
• http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.004.html
• http://www.redhat.com/support/errata/RHSA-2007-0018.html
• http://www.securityfocus.com/archive/1/456115/100/0/threaded
• http://www.securityfocus.com/archive/1/460528/100/0/threaded
• http://www.securityfocus.com/bid/21903Patch
• http://www.trustix.org/errata/2007/0007
• http://www.ubuntu.com/usn/usn-405-1
• http://www.us-cert.gov/cas/techalerts/TA07-109A.htmlUS Government Resource
• http://www.vupen.com/english/advisories/2007/0087
• http://www.vupen.com/english/advisories/2007/0088
• http://www.vupen.com/english/advisories/2007/1470
• https://issues.rpath.com/browse/RPL-919
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10566
• ftp://patches.sgi.com/support/free/security/advisories/20070201-01-P.asc
• http://docs.info.apple.com/article.html?artnum=305391
• http://fedoranews.org/cms/node/2429
• http://fetchmail.berlios.de/fetchmail-SA-2006-02.txt
• http://lists.apple.com/archives/Security-announce/2007/Apr/msg00001.html
• http://osvdb.org/31580
• http://secunia.com/advisories/23631Vendor Advisory
• http://secunia.com/advisories/23695Vendor Advisory
• http://secunia.com/advisories/23714Vendor Advisory
• http://secunia.com/advisories/23781Vendor Advisory
• http://secunia.com/advisories/23804Vendor Advisory
• http://secunia.com/advisories/23838Vendor Advisory
• http://secunia.com/advisories/23923Vendor Advisory
• http://secunia.com/advisories/24007Vendor Advisory
• http://secunia.com/advisories/24151Vendor Advisory
• http://secunia.com/advisories/24174Vendor Advisory
• http://secunia.com/advisories/24284Vendor Advisory
• http://secunia.com/advisories/24966Vendor Advisory
• http://security.gentoo.org/glsa/glsa-200701-13.xml
• http://securitytracker.com/id?1017478
• http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.517995
• http://www.debian.org/security/2007/dsa-1259
• http://www.mandriva.com/security/advisories?name=MDKSA-2007:016
• http://www.novell.com/linux/security/advisories/2007_4_sr.html
• http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.004.html
• http://www.redhat.com/support/errata/RHSA-2007-0018.html
• http://www.securityfocus.com/archive/1/456115/100/0/threaded
• http://www.securityfocus.com/archive/1/460528/100/0/threaded
• http://www.securityfocus.com/bid/21903Patch
• http://www.trustix.org/errata/2007/0007
• http://www.ubuntu.com/usn/usn-405-1
• http://www.us-cert.gov/cas/techalerts/TA07-109A.htmlUS Government Resource
• http://www.vupen.com/english/advisories/2007/0087
• http://www.vupen.com/english/advisories/2007/0088
• http://www.vupen.com/english/advisories/2007/1470
• https://issues.rpath.com/browse/RPL-919
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10566

Published

Dec 31, 2006

Last Modified

Jun 16, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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