Unscored severity · published Oct 27, 2011
CVE-2011-4079
Off-by-one error in the UTF8StringNormalize function in OpenLDAP 2.4.26 and earlier allows remote attackers to cause a denial of service (slapd crash) via a zero-length string…
–
CVSS
3.3%
EPSS
No
On KEV
Description
Off-by-one error in the UTF8StringNormalize function in OpenLDAP 2.4.26 and earlier allows remote attackers to cause a denial of service (slapd crash) via a zero-length string that triggers a heap-based buffer overflow, as demonstrated using an empty postalAddressAttribute value in an LDIF entry.
Exploitation
Is it being used?
Exploit prediction (EPSS)3.3% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Openldap · Openldap
through 2.4.26; 1.0; 1.0.1; 1.0.2; 1.0.3; 1.1; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-4079
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-4079
Vendor Advisory
http://secunia.com/advisories/46599
security.gentoo.org
http://security.gentoo.org/glsa/glsa-201406-36.xml
www.openldap.org
http://www.openldap.org/devel/gitweb.cgi?p=openldap.git%3Ba=commitdiff%3Bh=507238713b71208ec4f262f312cb495a302df9e9
www.openldap.org
http://www.openldap.org/its/index.cgi/Software%20Bugs?id=7059%3Bselectid=7059
www.openwall.com
http://www.openwall.com/lists/oss-security/2011/10/26/5
www.openwall.com
http://www.openwall.com/lists/oss-security/2011/10/26/9
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