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
redhat CNA under the redhat root
CNA scorecard B 81/100 over 986 records in the last 180 days details
References
URL Tags
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
Date Public
2010-04-29 00:00
Show details on NVD website
To clipboard 

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            "value": "chain.c en back-ldap en OpenLDAP v2.4.x anteriores a v2.4.24 cuando se utiliza una configuraci\u00f3n maestro-esclavo con una superposici\u00f3n de la cadena y policy_forward_updates (tambi\u00e9n conocido como authentication-failure forwarding), permite a usuarios remotos autenticados eludir la autenticaci\u00f3n por programa externo mediante el env\u00edo de una contrase\u00f1a no v\u00e1lida para un servidor esclavo."
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            "source": "secalert@redhat.com",
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:055"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:056"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Patch"
            ],
            "url": "http://www.openldap.org/devel/cvsweb.cgi/servers/slapd/back-ldap/chain.c.diff?r1=1.76\u0026r2=1.77\u0026hideattic=1\u0026sortbydate=0"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.openldap.org/its/index.cgi/Software%20Bugs?id=6607"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Patch"
            ],
            "url": "http://www.openldap.org/lists/openldap-announce/201102/msg00000.html"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.openldap.org/lists/openldap-technical/201004/msg00247.html"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.redhat.com/support/errata/RHSA-2011-0346.html"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.redhat.com/support/errata/RHSA-2011-0347.html"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.ubuntu.com/usn/USN-1100-1"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0665"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://bugzilla.novell.com/show_bug.cgi?id=674985"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=680466"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10705"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10735"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://openwall.com/lists/oss-security/2011/02/24/12"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://openwall.com/lists/oss-security/2011/02/25/13"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/43331"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/43708"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/43718"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://security.gentoo.org/glsa/glsa-201406-36.xml"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://securitytracker.com/id?1025188"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:055"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:056"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://www.openldap.org/devel/cvsweb.cgi/servers/slapd/back-ldap/chain.c.diff?r1=1.76\u0026r2=1.77\u0026hideattic=1\u0026sortbydate=0"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openldap.org/its/index.cgi/Software%20Bugs?id=6607"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://www.openldap.org/lists/openldap-announce/201102/msg00000.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openldap.org/lists/openldap-technical/201004/msg00247.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.redhat.com/support/errata/RHSA-2011-0346.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.redhat.com/support/errata/RHSA-2011-0347.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/USN-1100-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0665"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://bugzilla.novell.com/show_bug.cgi?id=674985"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=680466"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-264"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T12:58:46+00:00",
      "cve": "CVE-2011-1024",
      "id": "CVE-2011-1024",
      "initial_release_date": "2011-01-01T00:00:00+00:00",
      "product_status:fixed": "345",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "openldap: forwarded bind failure messages cause success",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2011/cve-2011-1024.json",
      "version": "3"
    }
  }
}



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