Vulnerability Name:

CVE-2012-4450 (CCN-78876)

Assigned:2012-04-16
Published:2012-04-16
Updated:2013-03-08
Summary:389 Directory Server 1.2.10 does not properly update the ACL when a DN entry is moved by a modrdn operation, which allows remote authenticated users with certain permissions to bypass ACL restrictions and access the DN entry.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:6.0 Medium (CVSS v2 Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P)
4.4 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.8 Medium (REDHAT CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N)
4.3 Medium (REDHAT Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-264
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2012-4450

Source: CCN
Type: 389 Directory Server GIT Repository
389 Directory Server

Source: CONFIRM
Type: Patch, Vendor Advisory
http://git.fedorahosted.org/cgit/389/ds.git/commit/?id=5beb93d42efb807838c09c5fab898876876f8d09

Source: CCN
Type: RHSA-2013-0503
Moderate: 389-ds-base security, bug fix, and enhancement update

Source: REDHAT
Type: UNKNOWN
RHSA-2013:0503

Source: CCN
Type: SA50713
389 Directory Server "modifyRDN" ACL Bypass Vulnerability

Source: SECUNIA
Type: Vendor Advisory
50713

Source: MLIST
Type: UNKNOWN
[oss-security] 20120926 CVE Request -- 389-ds-base: Change on SLAPI_MODRDN_NEWSUPERIOR is not evaluated in ACL (ACL rules bypass possible)

Source: MLIST
Type: UNKNOWN
[oss-security] 20120926 Re: CVE Request -- 389-ds-base: Change on SLAPI_MODRDN_NEWSUPERIOR is not evaluated in ACL (ACL rules bypass possible)

Source: CCN
Type: OSVDB ID: 85772
389 Directory Server modifyRDN Operation Handling ACL Bypass

Source: BID
Type: UNKNOWN
55690

Source: CCN
Type: BID-55690
389 Directory Server Access Bypass Vulnerability

Source: MISC
Type: UNKNOWN
https://bugzilla.redhat.com/show_bug.cgi?id=860772

Source: XF
Type: UNKNOWN
389directory-modifyrdn-sec-bypass(78876)

Source: CCN
Type: Fedora Ticket #340
Change on SLAPI_MODRDN_NEWSUPERIOR is not evaluated in acl

Source: CONFIRM
Type: UNKNOWN
https://fedorahosted.org/389/ticket/340

Vulnerable Configuration:Configuration 1:
  • cpe:/a:fedoraproject:389_directory_server:1.2.10:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:6::client:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:6::computenode:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:fedoraproject:389_directory_server:1.2.10:*:*:*:*:*:*:*
  • AND
  • cpe:/o:redhat:enterprise_linux:6:*:server:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:6:*:workstation:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_desktop:6:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_hpc_node:6:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:24113
    P
    		ELSA-2013:0503: 389-ds-base security, bug fix, and enhancement update (Moderate)
    2014-05-26
    oval:org.mitre.oval:def:20993
    P
    		RHSA-2013:0503: 389-ds-base security, bug fix, and enhancement update (Moderate)
    2014-02-17
    oval:com.redhat.rhsa:def:20130503
    P
    		RHSA-2013:0503: 389-ds-base security, bug fix, and enhancement update (Moderate)
    2013-02-21
    oval:com.ubuntu.xenial:def:201244500000000
    V
    		CVE-2012-4450 on Ubuntu 16.04 LTS (xenial) - medium.
    2012-10-01
    oval:com.ubuntu.precise:def:20124450000
    V
    		CVE-2012-4450 on Ubuntu 12.04 LTS (precise) - medium.
    2012-09-30
    oval:com.ubuntu.trusty:def:20124450000
    V
    		CVE-2012-4450 on Ubuntu 14.04 LTS (trusty) - medium.
    2012-09-30
    oval:com.ubuntu.xenial:def:20124450000
    V
    		CVE-2012-4450 on Ubuntu 16.04 LTS (xenial) - medium.
    2012-09-30
    BACK
    fedoraproject 389 directory server 1.2.10
    fedoraproject 389 directory server 1.2.10
    redhat enterprise linux 6
    redhat enterprise linux 6
    redhat enterprise linux desktop 6
    redhat enterprise linux hpc node 6