Vulnerability Name:

CVE-2012-4516 (CCN-79395)

Assigned:2012-10-08
Published:2012-10-08
Updated:2023-02-13
Summary:librdmacm 1.0.16, when ibacm.port is not specified, connects to port 6125, which allows remote attackers to specify the address resolution information for the application via a malicious ib_acm service.
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:5.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N)
4.3 Medium (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
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
1.2 Low (REDHAT CVSS v2 Vector: AV:L/AC:H/Au:N/C:P/I:N/A:N)
0.9 Low (REDHAT Temporal CVSS v2 Vector: AV:L/AC:H/Au:N/C:P/I:N/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2012-4516

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: librdmacm GIT Repository
librdmacm: Disable ACM support if ibacm.port is not found

Source: CCN
Type: RHSA-2013-1661
Moderate: RDMA stack security, bug fix, and enhancement update

Source: CCN
Type: oss-security: Jan Lieskovsky | 11 Oct
CVE Request -- librdmacm (one issue) / ibacm (two issues)

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: BID-55896
librdmacm 'ib_acm' Service Port Connection Security Vulnerability

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: Red Hat Bugzilla Bug 865483
CVE-2012-4516 librdmacm: Tried to connect to port 6125 if ibacm.port was not found

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: XF
Type: UNKNOWN
librdmacm-sec-bypass(79395)

Vulnerable Configuration: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:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:27482
    P
    		ELSA-2013-1661 -- rdma stack security, bug fix, and enhancement update (moderate)
    2014-12-15
    oval:org.mitre.oval:def:27168
    P
    		RHSA-2013:1661 -- RDMA stack security, bug fix, and enhancement update (Moderate)
    2014-12-08
    oval:com.redhat.rhsa:def:20131661
    P
    		RHSA-2013:1661: RDMA stack security, bug fix, and enhancement update (Moderate)
    2013-11-21
    oval:com.ubuntu.xenial:def:201245160000000
    V
    		CVE-2012-4516 on Ubuntu 16.04 LTS (xenial) - low.
    2012-10-22
    oval:com.ubuntu.xenial:def:20124516000
    V
    		CVE-2012-4516 on Ubuntu 16.04 LTS (xenial) - low.
    2012-10-22
    oval:com.ubuntu.artful:def:20124516000
    V
    		CVE-2012-4516 on Ubuntu 17.10 (artful) - low.
    2012-10-22
    oval:com.ubuntu.precise:def:20124516000
    V
    		CVE-2012-4516 on Ubuntu 12.04 LTS (precise) - low.
    2012-10-22
    oval:com.ubuntu.trusty:def:20124516000
    V
    		CVE-2012-4516 on Ubuntu 14.04 LTS (trusty) - low.
    2012-10-22
    BACK