CVE-2011-1024
chain.c in back-ldap in OpenLDAP 2.4.x before 2.4.24, when a master-slave configuration with a chain overlay and ppolicy_forward_updates (aka authentication-failure forwarding) is used, allows remote
02 Description
chain.c in back-ldap in OpenLDAP 2.4.x before 2.4.24, when a master-slave configuration with a chain overlay and ppolicy_forward_updates (aka authentication-failure forwarding) is used, allows remote
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.59% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 85.0% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-03-20 01:00Z15 YR AGO
- Last updated
- 2024-08-06 22:14Z2 YR AGO
- Reserved
- 2011-02-14
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- df8d9bc026371978c34c1373750a29a06a08d560ba91260bf638362b558fefdb
05 Affected products
06 References
- security.gentoo.orgGLSA-201406-36http://security.gentoo.org/glsa/glsa-201406-36.xml
- www.redhat.comRHSA-2011:0346http://www.redhat.com/support/errata/RHSA-2011-0346.html
- securitytracker.com1025188http://securitytracker.com/id?1025188
- secunia.com43708http://secunia.com/advisories/43708
- www.openldap.orghttp://www.openldap.org/its/index.cgi/Software%20Bugs?id=6607
- www.openldap.org[openldap-technical] 20100429 ppolicy master/slave issuehttp://www.openldap.org/lists/openldap-technical/201004/msg00247.html
- www.openldap.orghttp://www.openldap.org/devel/cvsweb.cgi/servers/slapd/back-ldap/chain.c.diff?r1=1.76&r2=1.77&hideattic=1&sortbydate=0
- www.openldap.org[openldap-announce] 20110212 OpenLDAP 2.4.24 availablehttp://www.openldap.org/lists/openldap-announce/201102/msg00000.html
- www.mandriva.comMDVSA-2011:056http://www.mandriva.com/security/advisories?name=MDVSA-2011:056
- bugzilla.novell.comhttps://bugzilla.novell.com/show_bug.cgi?id=674985
- openwall.com[oss-security] 20110225 Re: CVE Request -- OpenLDAP -- two issueshttp://openwall.com/lists/oss-security/2011/02/25/13
- www.redhat.comRHSA-2011:0347http://www.redhat.com/support/errata/RHSA-2011-0347.html
- kb.juniper.nethttp://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
- www.mandriva.comMDVSA-2011:055http://www.mandriva.com/security/advisories?name=MDVSA-2011:055
- secunia.com43718http://secunia.com/advisories/43718
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=680466
- openwall.com[oss-security] 20110224 CVE Request -- OpenLDAP -- two issueshttp://openwall.com/lists/oss-security/2011/02/24/12
- kb.juniper.nethttp://kb.juniper.net/InfoCenter/index?page=content&id=JSA10735
- www.ubuntu.comUSN-1100-1http://www.ubuntu.com/usn/USN-1100-1
- www.vupen.comADV-2011-0665http://www.vupen.com/english/advisories/2011/0665
- secunia.com43331http://secunia.com/advisories/43331
07 Fixed in
Debian 12
- openldap Fixed in 2.4.25-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- openldap Fixed in 2.4.25-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- openldap Fixed in 2.4.25-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.