CVE-2011-1947
MEDIUM · CVSS 5.0EPSS 2.6%EU EUVD
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.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- Weakness (CWE)
- CWE-399
- EPSS score
- 2.6% (85th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-1944)
- Published
- June 2, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-1944 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
- fetchmail / fetchmail
and 2 more…
References
- 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
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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