CVE-2011-1081

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    CVE-2011-1081

    Published: 20 Mar 2011Last Modified: 10 Apr 2026

    Summary:

    Details: 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.

    References: http://secunia.com/advisories/43331, http://secunia.com/advisories/43718, http://security.gentoo.org/glsa/glsa-201406-36.xml, http://www.mandriva.com/security/advisories?name=MDVSA-2011:055, http://www.mandriva.com/security/advisories?name=MDVSA-2011:056, http://www.ubuntu.com/usn/USN-1100-1, http://www.vupen.com/english/advisories/2011/0665, https://bugzilla.redhat.com/show_bug.cgi?id=680975, http://openwall.com/lists/oss-security/2011/02/28/2, 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/lists/openldap-announce/201102/msg00000.html, https://bugzilla.redhat.com/show_bug.cgi?id=680975, https://bugzilla.novell.com/show_bug.cgi?id=674985, 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/2011/03/01/11, http://openwall.com/lists/oss-security/2011/03/01/15, http://securitytracker.com/id?1025191, http://www.openldap.org/its/index.cgi/Software%20Bugs?id=6768, http://www.redhat.com/support/errata/RHSA-2011-0347.html, https://exchange.xforce.ibmcloud.com/vulnerabilities/66239

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High