libvirt 1.1.0 XML virConnectDomainXMLToNative access control

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in libvirt 1.1.0. It has been classified as critical. The affected element is the function virConnectDomainXMLToNative of the component XML Handler. Performing a manipulation results in access control. This vulnerability is known as CVE-2013-4401. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in libvirt 1.1.0 (Virtualization Software). It has been classified as critical. This affects the function virConnectDomainXMLToNative of the component XML Handler. 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, integrity, and availability. The summary by CVE is:

The virConnectDomainXMLToNative API function in libvirt 1.1.0 through 1.1.3 checks for the connect:read permission instead of the connect:write permission, which allows attackers to gain domain:write privileges and execute Qemu binaries via crafted XML. NOTE: some of these details are obtained from third party information.

The weakness was published 10/03/2013 as confirmed advisory (Secunia). It is possible to read the advisory at secunia.com. The public release has been coordinated with the project team. This vulnerability is uniquely identified as CVE-2013-4401 since 06/12/2013. Attacking locally is a requirement. The requirement for exploitation is a authentication. 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 70845 (Ubuntu 13.10 : libvirt vulnerability (USN-2026-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195867 (Ubuntu Security Notification for Libvirt Vulnerability (USN-2026-1)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at secunia.com. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (70845), SecurityFocus (BID 63325†), OSVDB (98926†), Secunia (SA55210†) and Vulnerability Center (SBV-42327†). Similar entries are available at VDB-10996, VDB-10997 and VDB-10999. 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: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 70845
Nessus Name: Ubuntu 13.10 : libvirt vulnerability (USN-2026-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 841622
OpenVAS Name: Ubuntu Update for libvirt USN-2026-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: secunia.com

Timelineinfo

06/12/2013 🔍
10/03/2013 +113 days 🔍
10/03/2013 +0 days 🔍
10/21/2013 +18 days 🔍
10/28/2013 +7 days 🔍
11/02/2013 +5 days 🔍
11/12/2013 +10 days 🔍
11/18/2013 +6 days 🔍
12/25/2024 +4055 days 🔍

Sourcesinfo

Advisory: secunia.com⛔
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-4401 (🔍)
GCVE (CVE): GCVE-0-2013-4401
GCVE (VulDB): GCVE-100-10995

OVAL: 🔍

SecurityFocus: 63325
Secunia: 55210 - libvirt Privilege Escalation and Security Bypass Vulnerabilities, Less Critical
OSVDB: 98926
SecurityTracker: 1029241
Vulnerability Center: 42327 - libvirt 1.1.0 Remote Security Bypass Vulnerability due to a Flaw in the virConnectDomainXMLToNative API Function, High

See also: 🔍

Entryinfo

Created: 10/28/2013 11:41
Updated: 12/25/2024 16:23
Changes: 10/28/2013 11:41 (77), 05/15/2017 11:39 (2), 06/01/2021 14:08 (3), 06/01/2021 14:10 (1), 12/25/2024 16:23 (16)
Complete: 🔍
Committer:
Cache ID: 216:E54:103

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