CVE-2011-1081 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 14.5% (pctl 97)
Patch early
A public exploit exists.
Description
modrdn.c in slapd in OpenLDAP 2.4.x before 2.4.24 allows remote attackers to cause a denial of service (daemon crash) via a relative Distinguished Name (DN) modification request (aka MODRDN operation) that contains an empty value for the OldDN field.
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| EPSS | 14.47% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-399 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2011-03-20 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| openldap | openldap |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | OpenLDAP 2.4.x - 'modrdn' NULL OldDN Remote Denial of Service | 2011-01-03 |
References
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
- http://openwall.com/lists/oss-security/2011/02/28/1
- http://openwall.com/lists/oss-security/2011/02/28/2
- http://openwall.com/lists/oss-security/2011/03/01/11
- http://openwall.com/lists/oss-security/2011/03/01/15
- http://secunia.com/advisories/43331
- http://secunia.com/advisories/43718
- http://security.gentoo.org/glsa/glsa-201406-36.xml
- http://securitytracker.com/id?1025191
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:055
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:056
- http://www.openldap.org/devel/cvsweb.cgi/servers/slapd/modrdn.c.diff?r1=1.170.2.8&r2=1.170.2.9
- http://www.openldap.org/its/index.cgi/Software%20Bugs?id=6768
- http://www.openldap.org/lists/openldap-announce/201102/msg00000.html
- http://www.redhat.com/support/errata/RHSA-2011-0347.html
- http://www.ubuntu.com/usn/USN-1100-1
- http://www.vupen.com/english/advisories/2011/0665
- https://bugzilla.novell.com/show_bug.cgi?id=674985
- https://bugzilla.redhat.com/show_bug.cgi?id=680975
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66239
→ the Explorer · watch your stack · NVD