CVE-2011-1947

N/A Unknown
Published: June 02, 2011 Modified: April 29, 2026
View on NVD

Description

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.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://gitorious.org/fetchmail/fetchmail/blobs/legacy_63/fetchmail-SA-2011-01.txt
Source: secalert@redhat.com
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061634.html
Source: secalert@redhat.com
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061672.html
Source: secalert@redhat.com
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061735.html
Source: secalert@redhat.com
http://openwall.com/lists/oss-security/2011/05/30/1
Source: secalert@redhat.com
http://openwall.com/lists/oss-security/2011/05/31/12
Source: secalert@redhat.com
http://openwall.com/lists/oss-security/2011/05/31/17
Source: secalert@redhat.com
http://openwall.com/lists/oss-security/2011/06/01/2
Source: secalert@redhat.com
http://www.fetchmail.info/fetchmail-SA-2011-01.txt
Source: secalert@redhat.com
http://www.mandriva.com/security/advisories?name=MDVSA-2011:107
Source: secalert@redhat.com
http://www.securityfocus.com/archive/1/518251/100/0/threaded
Source: secalert@redhat.com
http://www.securityfocus.com/bid/48043
Source: secalert@redhat.com
http://www.securitytracker.com/id?1025605
Source: secalert@redhat.com
https://exchange.xforce.ibmcloud.com/vulnerabilities/67700
Source: secalert@redhat.com
http://gitorious.org/fetchmail/fetchmail/blobs/legacy_63/fetchmail-SA-2011-01.txt
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061634.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061672.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061735.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://openwall.com/lists/oss-security/2011/05/30/1
Source: af854a3a-2127-422b-91ae-364da2661108
http://openwall.com/lists/oss-security/2011/05/31/12
Source: af854a3a-2127-422b-91ae-364da2661108
http://openwall.com/lists/oss-security/2011/05/31/17
Source: af854a3a-2127-422b-91ae-364da2661108
http://openwall.com/lists/oss-security/2011/06/01/2
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.fetchmail.info/fetchmail-SA-2011-01.txt
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.mandriva.com/security/advisories?name=MDVSA-2011:107
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/archive/1/518251/100/0/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/48043
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securitytracker.com/id?1025605
Source: af854a3a-2127-422b-91ae-364da2661108
https://exchange.xforce.ibmcloud.com/vulnerabilities/67700
Source: af854a3a-2127-422b-91ae-364da2661108

28 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
2.6%
83th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-399

Affected Vendors

fetchmail

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