CVE-2011-2207: debian debian_linux Improper Certificate Validation
CVSS: 5.3v3.1MediumModified
Published 27-11-2019Last modified 06-08-2024
Vulnerability summary
CVE-2011-2207 is a medium (CVSS 5.3) Improper Certificate Validation vulnerability in debian debian_linux. EPSS estimates a 1.20% chance of exploitation in the next 30 days, higher than 67.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.3/10
010
Medium · v3.1 (NVD)EPSS score
1.20%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 27-11-2019PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
2 scores · 1 source · 2 versionsMedium 5.3Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LSourcesSingle source
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.20%
Chance of exploitation in the next 30 days
Percentile
68%
Versus all other CVEs
30-day change
0.00 pp
From 1.20% on 21-09-2026
21-09-202621-10-2026
EPSS score1.20%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugzilla.redhat.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian1 product
- debian_linuxEOL8.0
Dirmngr1 product
- dirmngr1.1.0 | fixed in 2.1.0
Gnupg1 product
- gnupg< 2.1.0
Redhat1 product
- enterprise_linuxEOL6.0
4 vendors · 4 products
References
5 links
- bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2207X Refsource MISCExploitIssue TrackingPatchThird Party Advisory