How severe is CVE-2010-4746?

CVE-2010-4746 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2010-4746 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-4746?

CVE-2010-4746 primarily affects Fedoraproject 389 Directory Server. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-4746?

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

When was CVE-2010-4746 published?

CVE-2010-4746 was published on 2011-02-23 and last updated on 2026-06-16.

CVE-2010-4746

CVE-2010-4746 is a medium-severity vulnerability in Fedoraproject 389 Directory Server with a CVSS 2.0 base score of 5.0. 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 5.0)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Fedoraproject 389 Directory Server
Published: 2011-02-23
Last modified: 2026-06-16

Description

Multiple memory leaks in the normalization functionality in 389 Directory Server before 1.2.7.5 allow remote attackers to cause a denial of service (memory consumption) via "badly behaved applications," related to (1) Slapi_Attr mishandling in the DN normalization code and (2) pointer mishandling in the syntax normalization code, a different issue than CVE-2011-0019.

Frequently asked questions

What is CVE-2010-4746?: Multiple memory leaks in the normalization functionality in 389 Directory Server before 1.2.7.5 allow remote attackers to cause a denial of service (memory consumption) via "badly behaved applications," related to (1) Slapi_Attr mishandling in the DN normalization code and (2) pointer mishandling in the syntax normalization code, a different issue than CVE-2011-0019.
How severe is CVE-2010-4746?: CVE-2010-4746 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2010-4746 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-4746?: CVE-2010-4746 primarily affects Fedoraproject 389 Directory Server. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-4746?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-4746 published?: CVE-2010-4746 was published on 2011-02-23 and last updated on 2026-06-16.

References

Affected products (19)

cpe:2.3:a:fedoraproject:389_directory_server:*:alpha3:*:*:*:*:*:*
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:*:*:*:*:*:*:*

More vulnerabilities in Fedoraproject 389 Directory Server

CVE-2017-7551 — Critical (CVSS 9.8): 389-ds-base version before 1.3.5.19 and 1.3.6.7 are vulnerable to password brute-force attacks during account lockout…
CVE-2017-15135 — High (CVSS 8.1): It was found that 389-ds-base since 1.3.6.1 up to and including 1.4.0.3 did not always handle internal hash comparison…
CVE-2019-10171 — High (CVSS 7.5): It was found that the fix for CVE-2018-14648 in 389-ds-base, versions 1.4.0.x before 1.4.0.17, was incorrectly applied…
CVE-2019-3883 — High (CVSS 7.5): In 389-ds-base up to version 1.4.1.2, requests are handled by workers threads. Each sockets will be waited by the…
CVE-2018-14648 — High (CVSS 7.5): A flaw was found in 389 Directory Server. A specially crafted search query could lead to excessive CPU consumption in…
CVE-2018-14638 — High (CVSS 7.5): A flaw was found in 389-ds-base before version 1.3.8.4-13. The process ns-slapd crashes in delete_passwdPolicy function…

All CVEs affecting Fedoraproject 389 Directory Server →

Other CWE-399 (Resource Management Errors) vulnerabilities

CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…

Browse all CWE-399 (Resource Management Errors) vulnerabilities →