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.
| Type | CWE ID | Description |
|---|---|---|
| text | N/A | n/a |
| Version | Base score | Base severity | Vector |
|---|
| CAPEC ID | Description |
|---|
| Event | Date |
|---|
| Hyperlink | Resource |
|---|---|
| http://security.gentoo.org/glsa/glsa-201406-36.xml | vendor-advisory x_refsource_GENTOO |
| http://www.openwall.com/lists/oss-security/2011/10/26/5 | mailing-list x_refsource_MLIST |
| http://www.openldap.org/its/index.cgi/Software%20Bugs?id=7059%3Bselectid=7059 | x_refsource_MISC |
| https://bugzilla.redhat.com/show_bug.cgi?id=749324 | x_refsource_MISC |
| http://www.ubuntu.com/usn/USN-1266-1 | vendor-advisory x_refsource_UBUNTU |
| http://secunia.com/advisories/46599 | third-party-advisory x_refsource_SECUNIA |
| http://www.openldap.org/devel/gitweb.cgi?p=openldap.git%3Ba=commitdiff%3Bh=507238713b71208ec4f262f312cb495a302df9e9 | x_refsource_MISC |
| http://www.securityfocus.com/bid/50384 | vdb-entry x_refsource_BID |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/70991 | vdb-entry x_refsource_XF |
| http://www.openwall.com/lists/oss-security/2011/10/26/9 | mailing-list x_refsource_MLIST |
| Version | Base score | Base severity | Vector |
|---|
| CAPEC ID | Description |
|---|
| Event | Date |
|---|
| Hyperlink | Resource |
|---|---|
| http://security.gentoo.org/glsa/glsa-201406-36.xml | vendor-advisory x_refsource_GENTOO x_transferred |
| http://www.openwall.com/lists/oss-security/2011/10/26/5 | mailing-list x_refsource_MLIST x_transferred |
| http://www.openldap.org/its/index.cgi/Software%20Bugs?id=7059%3Bselectid=7059 | x_refsource_MISC x_transferred |
| https://bugzilla.redhat.com/show_bug.cgi?id=749324 | x_refsource_MISC x_transferred |
| http://www.ubuntu.com/usn/USN-1266-1 | vendor-advisory x_refsource_UBUNTU x_transferred |
| http://secunia.com/advisories/46599 | third-party-advisory x_refsource_SECUNIA x_transferred |
| http://www.openldap.org/devel/gitweb.cgi?p=openldap.git%3Ba=commitdiff%3Bh=507238713b71208ec4f262f312cb495a302df9e9 | x_refsource_MISC x_transferred |
| http://www.securityfocus.com/bid/50384 | vdb-entry x_refsource_BID x_transferred |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/70991 | vdb-entry x_refsource_XF x_transferred |
| http://www.openwall.com/lists/oss-security/2011/10/26/9 | mailing-list x_refsource_MLIST x_transferred |