IBM AIX 5.1/5.2/5.3 libc.a setlocale privileges management

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in IBM AIX 5.1/5.2/5.3. Affected by this issue is the function setlocale of the file libc.a. The manipulation leads to privileges management. This vulnerability is uniquely identified as CVE-2006-2647. No exploit exists. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in IBM AIX 5.1/5.2/5.3 (Operating System). It has been rated as critical. This issue affects the function setlocale of the file libc.a. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Untrusted search path vulnerability in update_flash for IBM AIX 5.1, 5.2 and 5.3 allows local users to execute arbitrary commands via unknown vectors involving lsmcode and possibly other commands.

The issue has been introduced in 05/01/2001. The weakness was disclosed 05/29/2006 with IBM (Website). It is possible to read the advisory at www-1.ibm.com. The identification of this vulnerability is CVE-2006-2647 since 05/30/2006. Access to the local network is required for this attack to succeed. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1854 days. During that time the estimated underground price was around $5k-$25k.

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

The vulnerability is also documented in the databases at X-Force (18620), SecurityFocus (BID 18114†), OSVDB (25805†), Secunia (SA20325†) and SecurityTracker (ID 1016166†). The entry VDB-22564 is pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.8
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: ibm.com

Timelineinfo

05/01/2001 🔍
05/26/2006 +1851 days 🔍
05/26/2006 +0 days 🔍
05/27/2006 +1 days 🔍
05/29/2006 +2 days 🔍
05/29/2006 +0 days 🔍
05/29/2006 +0 days 🔍
05/30/2006 +0 days 🔍
05/30/2006 +0 days 🔍
05/30/2006 +0 days 🔍
03/08/2009 +1013 days 🔍
08/29/2019 +3826 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: www-1.ibm.com
Researcher: http://www.ibm.com
Organization: IBM
Status: Confirmed

CVE: CVE-2006-2647 (🔍)
GCVE (CVE): GCVE-0-2006-2647
GCVE (VulDB): GCVE-100-2267
X-Force: 18620
SecurityFocus: 18114 - IBM AIX LSMCode Local Privilege Escalation Vulnerability
Secunia: 20325 - AIX lsmcode / update_flash Privilege Escalation Vulnerabilities, Less Critical
OSVDB: 25805 - IBM AIX lsmcode Unspecified Privilege Escalation
SecurityTracker: 1016166
Vulnerability Center: 21162 - IBM AIX 5.1 - 5.3 Untrusted Search Path Local Root Privileges Vulnerability, High
Vupen: ADV-2006-2007

See also: 🔍

Entryinfo

Created: 05/30/2006 13:09
Updated: 08/29/2019 07:11
Changes: 05/30/2006 13:09 (75), 08/29/2019 07:11 (11)
Complete: 🔍
Cache ID: 216::103

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