Openfabrics ibacm 1.0.7 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability classified as problematic was found in Openfabrics ibacm 1.0.7. This vulnerability affects some unknown processing. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect integrity, and availability. CVE summarizes:

ibacm 1.0.7 creates files with world-writable permissions, which allows local users to overwrite the ib_acm daemon log or ibacm.port file.

The weakness was published 10/22/2012 by Florian Weimer with Red Hat Product Security Team as confirmed git commit (GIT Repository). The advisory is shared for download at This vulnerability was named CVE-2012-4518 since 08/21/2012. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 65143 (CentOS 6 : ibacm / ibsim / ibutils / infiniband-diags / infinipath-psm / libibmad / libibumad / etc (CESA-2013:0509)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 156536 (Oracle Enterprise Linux Update for rdma security, bug fix and enhancement update (ELSA-2013-0509)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at

The vulnerability is also documented in the databases at X-Force (79397) and Tenable (65143). Similar entry is available at 62739.





CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.1
VulDB Temp Score: 4.9
VulDB Vector: 🔍
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Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 65143
Nessus Name: CentOS 6 : ibacm / ibsim / ibutils / infiniband-diags / infinipath-psm / libibmad / libibumad / etc (CESA-2013:0509)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 881628
OpenVAS Name: CentOS Update for ibacm CESA-2013:0509 centos6
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: d204fca2b6298d7799e918141ea8e11e7ad43cec


08/21/2012 🔍
10/11/2012 +51 days 🔍
10/22/2012 +11 days 🔍
10/22/2012 +0 days 🔍
10/22/2012 +0 days 🔍
02/24/2013 +125 days 🔍
03/24/2015 +758 days 🔍
12/19/2021 +2462 days 🔍


Advisory: RHSA-2013:0509
Researcher: Florian Weimer
Organization: Red Hat Product Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-4518 (🔍)

X-Force: 79397
Vulnerability Center: 38518 - ibacm 1.0.7 File Creation With World Writable Permissions Allows Local File Overwrite, Low
SecurityFocus: 55890 - ibacm Denial of Service And Insecure File Permissions Vulnerabilities

See also: 🔍


Created: 03/24/2015 12:22 PM
Updated: 12/19/2021 02:46 PM
Changes: 03/24/2015 12:22 PM (67), 04/24/2017 10:59 PM (7), 12/19/2021 02:44 PM (4), 12/19/2021 02:46 PM (1)
Complete: 🔍


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