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CVE-2011-0022

17
FAUCET Score

CVE-2011-0022 describes a denial-of-service vulnerability in 389 Directory Server 1.2.x (Red Hat Directory Server 8.2.x). Unprivileged local users can exploit insecure 0777 permissions on the /var/run/dirsrv directory to replace PID files, leading to daemon outages or arbitrary process termination. The vulnerability has a CVSS score of 4.7 (AV:L/AC:M/Au:N/C:N/I:N/A:C), indicating local access, medium attack complexity, and high impact on availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.2.1CPE matchmatch criteria
cpe:2.3:a:fedoraproject:389_directory_server:1.2.1:*:*:*:*:*:*:*
1.2.2CPE matchmatch criteria
cpe:2.3:a:fedoraproject:389_directory_server:1.2.2:*:*:*:*:*:*:*
1.2.3CPE matchmatch criteria
cpe:2.3:a:fedoraproject:389_directory_server:1.2.3:*:*:*:*:*:*:*
1.2.5CPE matchmatch criteria
cpe:2.3:a:fedoraproject:389_directory_server:1.2.5:*:*:*:*:*:*:*
1.2.5CPE matchmatch criteria
cpe:2.3:a:fedoraproject:389_directory_server:1.2.5:rc1:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.7MEDIUM

AV:L/AC:M/Au:N/C:N/I:N/A:C

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.29%
Probability of exploitation in next 30 days
EPSS Percentile
21.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0029 is in the 15th percentile among its peer group of 1,595 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 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 (2)

redhatpatch availablevia redhat_api
Product: Red Hat Directory Server 8 for RHEL 5Fixed in: redhat-ds-admin-0:8.2.1-1.el5dsrv
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Directory Server 8 for RHEL 5Fixed in: redhat-ds-base-0:8.2.4-1.el5dsrv
View patch

Vendor Advisories (1)

redhatCVE-2011-0022Moderate

Server: insecure pid file directory permissions

Feb 22, 2011

References

bugzilla.redhat.com / show_bug.cgi
redhat.com / support/errata/RHSA-2011-0293.html
securityfocus.com / bid/46489
securitytracker.com / id