CVE-2011-1024 (GCVE-0-2011-1024)

Vulnerability from cvelistv5 – Published: 2011-03-20 01:00 – Updated: 2024-08-06 22:14
VLAI?
Summary
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 authenticated users to bypass external-program authentication by sending an invalid password to a slave server.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
http://security.gentoo.org/glsa/glsa-201406-36.xml vendor-advisoryx_refsource_GENTOO
http://www.redhat.com/support/errata/RHSA-2011-03… vendor-advisoryx_refsource_REDHAT
http://securitytracker.com/id?1025188 vdb-entryx_refsource_SECTRACK
http://secunia.com/advisories/43708 third-party-advisoryx_refsource_SECUNIA
http://www.openldap.org/its/index.cgi/Software%20… x_refsource_CONFIRM
http://www.openldap.org/lists/openldap-technical/… mailing-listx_refsource_MLIST
http://www.openldap.org/devel/cvsweb.cgi/servers/… x_refsource_CONFIRM
http://www.openldap.org/lists/openldap-announce/2… mailing-listx_refsource_MLIST
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
https://bugzilla.novell.com/show_bug.cgi?id=674985 x_refsource_CONFIRM
http://openwall.com/lists/oss-security/2011/02/25/13 mailing-listx_refsource_MLIST
http://www.redhat.com/support/errata/RHSA-2011-03… vendor-advisoryx_refsource_REDHAT
http://kb.juniper.net/InfoCenter/index?page=conte… x_refsource_CONFIRM
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
http://secunia.com/advisories/43718 third-party-advisoryx_refsource_SECUNIA
https://bugzilla.redhat.com/show_bug.cgi?id=680466 x_refsource_CONFIRM
http://openwall.com/lists/oss-security/2011/02/24/12 mailing-listx_refsource_MLIST
http://kb.juniper.net/InfoCenter/index?page=conte… x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-1100-1 vendor-advisoryx_refsource_UBUNTU
http://www.vupen.com/english/advisories/2011/0665 vdb-entryx_refsource_VUPEN
http://secunia.com/advisories/43331 third-party-advisoryx_refsource_SECUNIA
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{
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            "url": "http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10705"
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            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=680466"
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        "title": "CVE Program Container"
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    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
            }
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      ],
      "datePublic": "2010-04-29T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "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 authenticated users to bypass external-program authentication by sending an invalid password to a slave server."
        }
      ],
      "problemTypes": [
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          "descriptions": [
            {
              "description": "n/a",
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              "type": "text"
            }
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      "providerMetadata": {
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        "shortName": "redhat"
      },
      "references": [
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          "tags": [
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          "url": "http://security.gentoo.org/glsa/glsa-201406-36.xml"
        },
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          "name": "RHSA-2011:0346",
          "tags": [
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          "url": "http://www.redhat.com/support/errata/RHSA-2011-0346.html"
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          "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:056"
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          "url": "https://bugzilla.novell.com/show_bug.cgi?id=674985"
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          "tags": [
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  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2011-1024",
    "datePublished": "2011-03-20T01:00:00.000Z",
    "dateReserved": "2011-02-14T00:00:00.000Z",
    "dateUpdated": "2024-08-06T22:14:27.232Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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