CVE-2011-2207

Name: CVE-2011-2207
Creator: NVD / NIST
Published: 2019-11-27T19:15:11.497+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.20%

Last modified Jun 16, 2026

CVE-2011-2207 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. dirmngr before 2.1.0 improperly handles certain system calls, which allows remote attackers to cause a denial of service (DOS) via a specially-crafted certificate.. EPSS estimates a 1.20% chance of exploitation in the next 30 days.

Description

dirmngr before 2.1.0 improperly handles certain system calls, which allows remote attackers to cause a denial of service (DOS) via a specially-crafted certificate.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS Probability

1.20%

64.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-295

Affected Software

Vendor	Product	Versions
Gnupg	Gnupg	< 2.1.0
Redhat	Enterprise Linux	6.0
Debian	Debian Linux	8.0

References

https://access.redhat.com/security/cve/cve-2011-2207Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=627377Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2207Exploit, Issue Tracking, Patch, Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2011-2207Third Party Advisory
https://www.openwall.com/lists/oss-security/2011/06/15/6Mailing List, Third Party Advisory
https://access.redhat.com/security/cve/cve-2011-2207Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=627377Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2207Exploit, Issue Tracking, Patch, Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2011-2207Third Party Advisory
https://www.openwall.com/lists/oss-security/2011/06/15/6Mailing List, Third Party Advisory

Timeline

Published: Nov 27, 2019
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-2207?

dirmngr before 2.1.0 improperly handles certain system calls, which allows remote attackers to cause a denial of service (DOS) via a specially-crafted certificate.

How severe is CVE-2011-2207?

CVE-2011-2207 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.20% probability of exploitation in the next 30 days.

How do I fix CVE-2011-2207?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-2207?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST