Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2011-2207

20
FAUCET Score

CVE-2011-2207 describes a denial-of-service vulnerability in dirmngr versions prior to 2.1.0, affecting various distributions of Debian and Red Hat Enterprise Linux that utilize GnuPG. This flaw allows remote attackers to disrupt service by sending a specially crafted certificate, leveraging a weakness in how dirmngr handles specific system calls. Rated as Medium severity (CVSS 5.3), the attack requires no user interaction or privileges, but only results in a denial of service. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.1.0CPE matchmatch criteria
cpe:2.3:a:gnupg:gnupg:*:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.20%
Probability of exploitation in next 30 days
EPSS Percentile
65.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0120 is in the 43rd percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2011-2207

dirmngr: Improper dealing with blocking system calls, when verifying a certificate

May 20, 2011

References

access.redhat.com / security/cve/cve-2011-2207
Third Party Advisory
bugs.debian.org / cgi-bin/bugreport.cgi
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
ExploitIssue TrackingPatchThird Party Advisory
security-tracker.debian.org / tracker/CVE-2011-2207
Third Party Advisory
openwall.com / lists/oss-security/2011/06/15/6
Mailing ListThird Party Advisory