How severe is CVE-2011-0022?

CVE-2011-0022 has a CVSS 2.0 base score of 4.7, rated medium severity.

Is CVE-2011-0022 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-0022?

CVE-2011-0022 primarily affects Redhat Directory Server. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-0022?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-0022 published?

CVE-2011-0022 was published on 2011-02-23 and last updated on 2026-06-16.

CVE-2011-0022

CVE-2011-0022 is a medium-severity vulnerability in Redhat Directory Server with a CVSS 2.0 base score of 4.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Severity: Medium (CVSS 2.0 base score 4.7)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Redhat Directory Server
Published: 2011-02-23
Last modified: 2026-06-16

Description

The setup scripts in 389 Directory Server 1.2.x (aka Red Hat Directory Server 8.2.x), when multiple unprivileged instances are configured, use 0777 permissions for the /var/run/dirsrv directory, which allows local users to cause a denial of service (daemon outage or arbitrary process termination) by replacing PID files contained in this directory.

Frequently asked questions

What is CVE-2011-0022?: The setup scripts in 389 Directory Server 1.2.x (aka Red Hat Directory Server 8.2.x), when multiple unprivileged instances are configured, use 0777 permissions for the /var/run/dirsrv directory, which allows local users to cause a denial of service (daemon outage or arbitrary process termination) by replacing PID files contained in this directory.
How severe is CVE-2011-0022?: CVE-2011-0022 has a CVSS 2.0 base score of 4.7, rated medium severity.
Is CVE-2011-0022 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-0022?: CVE-2011-0022 primarily affects Redhat Directory Server. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-0022?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-0022 published?: CVE-2011-0022 was published on 2011-02-23 and last updated on 2026-06-16.

References

Affected products (24)

cpe:2.3:a:fedoraproject:389_directory_server:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.3:*:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.5:*:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.5:rc1:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.5:rc2:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.5:rc3:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.5:rc4:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.6:*:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.6:a2:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.6:a3:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.6:a4:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.6:rc1:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.6:rc2:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.6:rc3:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.6:rc6:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.6:rc7:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.6.1:*:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.7:alpha3:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.7.5:*:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.8:alpha1:*:*:*:*:*:*
cpe:2.3:a:fedoraproject:389_directory_server:1.2.8:alpha2:*:*:*:*:*:*
cpe:2.3:a:redhat:directory_server:8.2:*:*:*:*:*:*:*
cpe:2.3:a:redhat:directory_server:8.2.3:*:*:*:*:*:*:*

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