systemtap up to 1.5 insert_module input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in systemtap. This impacts the function insert_module. The manipulation leads to input validation. This vulnerability is listed as CVE-2011-2503. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in systemtap. It has been rated as problematic. This issue affects the function insert_module. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The insert_module function in runtime/staprun/staprun_funcs.c in the systemtap runtime tool (staprun) in SystemTap before 1.6 does not properly validate a module when loading it, which allows local users to gain privileges via a race condition between the signature validation and the module initialization.

The weakness was presented 07/26/2012 (Website). The advisory is shared at sources.redhat.com. The identification of this vulnerability is CVE-2011-2503 since 06/15/2011. The exploitation is known to be difficult. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 68313 (Oracle Linux 5 : systemtap (ELSA-2011-1089)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 155722 (Oracle Enterprise Linux Update for SystemTap (ELSA-2011-1088)).

Upgrading to version 0.5.4 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (68783), Tenable (68313), SecurityFocus (BID 48886†), Secunia (SA45377†) and Vulnerability Center (SBV-32523†). See VDB-61432 for similar entry. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.9
VulDB Temp Score: 4.7
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: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68313
Nessus Name: Oracle Linux 5 : systemtap (ELSA-2011-1089)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 70564
OpenVAS Name: Debian Security Advisory DSA 2348-1 (systemtap)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: systemtap 0.5.4
Patch: ed51cfa24ca27746ab09b59280b94117dd58cba3

Timelineinfo

06/15/2011 🔍
07/25/2011 +40 days 🔍
07/26/2011 +1 days 🔍
08/02/2011 +7 days 🔍
07/26/2012 +359 days 🔍
07/26/2012 +0 days 🔍
07/12/2013 +351 days 🔍
03/23/2015 +619 days 🔍
12/07/2021 +2451 days 🔍

Sourcesinfo

Advisory: RHSA-2011:1089
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-2503 (🔍)
GCVE (CVE): GCVE-0-2011-2503
GCVE (VulDB): GCVE-100-61433

OVAL: 🔍

X-Force: 68783
SecurityFocus: 48886
Secunia: 45377 - SystemTap "staprun" Privilege Escalation Security Issues, Less Critical
Vulnerability Center: 32523 - SystemTap 1.3.9 and 1.4.6 Local Privilege Escalation Vulnerability, High

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 12/07/2021 08:03
Changes: 03/23/2015 16:50 (41), 03/29/2017 09:18 (33), 12/07/2021 07:51 (5), 12/07/2021 07:57 (1), 12/07/2021 08:03 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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