Linux Foundation Xen 4.0.0/4.1.0/4.2.0 do_tmem_control access control
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.9 | $0-$5k | 0.00 |
A vulnerability was found in Linux Foundation Xen 4.0.0/4.1.0/4.2.0 (Virtualization Software). It has been rated as problematic. This issue affects the function do_tmem_control
. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
The do_tmem_control function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 does not properly check privileges, which allows local guest OS users to access control stack operations via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.
The weakness was published 11/23/2012 (Website). It is possible to read the advisory at xforce.iss.net. The identification of this vulnerability is CVE-2012-6033 since 11/23/2012. Attacking locally is a requirement. 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.
The vulnerability scanner Nessus provides a plugin with the ID 70184 (GLSA-201309-24 : Xen: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks.
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 (78268) and Tenable (70184). Similar entries are available at 6108, 6106, 6109 and 6110.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.9VulDB Meta Temp Score: 5.9
VulDB Base Score: 5.9
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Access controlCWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 70184
Nessus Name: GLSA-201309-24 : Xen: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
09/05/2012 🔍09/05/2012 🔍
09/05/2012 🔍
11/23/2012 🔍
11/23/2012 🔍
11/23/2012 🔍
12/19/2013 🔍
03/24/2015 🔍
12/20/2021 🔍
Sources
Vendor: linuxfoundation.orgAdvisory: xforce.iss.net
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2012-6033 (🔍)
X-Force: 78268
SecurityTracker: 1027482 - Xen Transcendent Memory (TMEM) Multiple Flaws Lets Local Users on the Guest Operating System Gain Elevated Privileges on the Host
Vulnerability Center: 42653 - Xen 4.0, 4.1 and 4.2 Local Privilege Escalation in the Transcendent Memory (CVE-2012-6033), Medium
SecurityFocus: 55410
Secunia: 50472 - Xen Multiple Denial of Service and Privilege Escalation Vulnerabilities, Less Critical
OSVDB: 85199
See also: 🔍
Entry
Created: 03/24/2015 12:22Updated: 12/20/2021 11:46
Changes: 03/24/2015 12:22 (61), 05/18/2017 08:26 (10), 12/20/2021 11:46 (3)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.