CVE-2010-0212

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2010-07-28 · updated 2026-06-16
Weakness: CWE-264

Description

OpenLDAP 2.4.22 allows remote attackers to cause a denial of service (crash) via a modrdn call with a zero-length RDN destination string, which is not properly handled by the smr_normalize function and triggers a NULL pointer dereference in the IA5StringNormalize function in schema_init.c, as demonstrated using the Codenomicon LDAPv3 test suite.

Affected products

openldap: 2.4.22

References

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10735
http://lists.apple.com/archives/security-announce/2010//Nov/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html
http://secunia.com/advisories/40639
http://secunia.com/advisories/40687
http://secunia.com/advisories/42787
http://security.gentoo.org/glsa/glsa-201406-36.xml
http://support.apple.com/kb/HT4435
http://www.openldap.org/its/index.cgi/Software%20Bugs?id=6570
http://www.redhat.com/support/errata/RHSA-2010-0542.html
http://www.securityfocus.com/archive/1/515545/100/0/threaded

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