SystemTap 1.6.7/1.7 access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.5$0-$5k0.19

Summaryinfo

A vulnerability, which was classified as problematic, was found in SystemTap 1.6.7/1.7. This impacts an unknown function. The manipulation results in access control. This vulnerability is identified as CVE-2012-0875. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in SystemTap 1.6.7/1.7. Affected is some unknown functionality. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, and availability. CVE summarizes:

SystemTap 1.7, 1.6.7, and probably other versions, when unprivileged mode is enabled, allows local users to obtain sensitive information from kernel memory or cause a denial of service (kernel panic and crash) via vectors related to crafted DWARF data, which triggers a read of an invalid pointer.

The weakness was released 02/04/2014 by Vincent Danen (Website). The advisory is available at sourceware.org. This vulnerability is traded as CVE-2012-0875 since 01/19/2012. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 69661 (Amazon Linux AMI : systemtap (ALAS-2012-54)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 120001 (Red Hat Update for SystemTap (RHSA-2012:0376)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (73408), Tenable (69661), SecurityFocus (BID 52121†), SecurityTracker (ID 1026777†) and Vulnerability Center (SBV-34785†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 69661
Nessus Name: Amazon Linux AMI : systemtap (ALAS-2012-54)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 881237
OpenVAS Name: CentOS Update for systemtap CESA-2012:0376 centos5
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: sourceware.org

Timelineinfo

01/19/2012 🔍
02/22/2012 +34 days 🔍
02/22/2012 +0 days 🔍
03/09/2012 +16 days 🔍
04/02/2012 +24 days 🔍
09/04/2013 +520 days 🔍
02/04/2014 +153 days 🔍
02/04/2014 +0 days 🔍
03/24/2015 +413 days 🔍
01/02/2025 +3572 days 🔍

Sourcesinfo

Advisory: RHSA-2012:0376
Researcher: Vincent Danen
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-0875 (🔍)
GCVE (CVE): GCVE-0-2012-0875
GCVE (VulDB): GCVE-100-66306

OVAL: 🔍

X-Force: 73408
SecurityFocus: 52121 - SystemTap DWARF Expression Local Denial of Service Vulnerability
SecurityTracker: 1026777 - (Red Hat Issues Fix) SystemTap Invalid Pointer Read Lets Local Users Read Kernel Memory and Cause Denial of Service Conditions
Vulnerability Center: 34785 - SystemTap 1.4 and 1.4.6 DWARF Expression Handling Flaw Allows Local Kernel DoS, Medium

Entryinfo

Created: 03/24/2015 15:54
Updated: 01/02/2025 18:40
Changes: 03/24/2015 15:54 (57), 04/10/2017 18:00 (16), 02/01/2022 09:39 (4), 02/01/2022 09:42 (1), 01/02/2025 18:40 (31)
Complete: 🔍
Cache ID: 216:462:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!