CVE-2011-1947

Impact

fetchmail 5.9.9 through 6.3.19 does not properly limit the wait time after issuing a (1) STARTTLS or (2) STLS request, which allows remote servers to cause a denial of service (application hang) by acknowledging the request but not sending additional packets.

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• http://gitorious.org/fetchmail/fetchmail/blobs/legacy_63/fetchmail-SA-2011-01.txt
• http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061634.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061672.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061735.html
• http://openwall.com/lists/oss-security/2011/05/30/1
• http://openwall.com/lists/oss-security/2011/05/31/12
• http://openwall.com/lists/oss-security/2011/05/31/17
• http://openwall.com/lists/oss-security/2011/06/01/2
• http://www.fetchmail.info/fetchmail-SA-2011-01.txt
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:107
• http://www.securityfocus.com/archive/1/518251/100/0/threaded
• http://www.securityfocus.com/bid/48043
• http://www.securitytracker.com/id?1025605
• https://exchange.xforce.ibmcloud.com/vulnerabilities/67700
• http://gitorious.org/fetchmail/fetchmail/blobs/legacy_63/fetchmail-SA-2011-01.txt
• http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061634.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061672.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061735.html
• http://openwall.com/lists/oss-security/2011/05/30/1
• http://openwall.com/lists/oss-security/2011/05/31/12
• http://openwall.com/lists/oss-security/2011/05/31/17
• http://openwall.com/lists/oss-security/2011/06/01/2
• http://www.fetchmail.info/fetchmail-SA-2011-01.txt
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:107
• http://www.securityfocus.com/archive/1/518251/100/0/threaded