Red Hat libvirt up to 0.0.4 numeric error

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Red Hat libvirt up to 0.0.4. This vulnerability affects unknown code. Such manipulation leads to numeric error. This vulnerability is documented as CVE-2011-2511. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Red Hat libvirt up to 0.0.4 (Virtualization Software) and classified as critical. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is availability. CVE summarizes:

Integer overflow in libvirt before 0.9.3 allows remote authenticated users to cause a denial of service (libvirtd crash) and possibly execute arbitrary code via a crafted VirDomainGetVcpus RPC call that triggers memory corruption.

The weakness was released 08/10/2011 by Eric Blake (Website). The advisory is available at redhat.com. This vulnerability is handled as CVE-2011-2511 since 06/15/2011. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation requires a simple authentication. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 68333 (Oracle Linux 6 : libvirt (ELSA-2011-1197)), 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 119660 (CentOS Security Update for libvirt (CESA-2011:1019)).

Upgrading to version 0.0.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (68271), Tenable (68333), SecurityFocus (BID 48478†), Secunia (SA45375†) and SecurityTracker (ID 1025822†). Entries connected to this vulnerability are available at VDB-11780, VDB-11995, VDB-11999 and VDB-12003. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68333
Nessus Name: Oracle Linux 6 : libvirt (ELSA-2011-1197)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 69989
OpenVAS Name: Debian Security Advisory DSA 2280-1 (libvirt)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libvirt 0.0.5

Timelineinfo

06/15/2011 🔍
06/24/2011 +9 days 🔍
06/24/2011 +0 days 🔍
07/22/2011 +28 days 🔍
07/25/2011 +3 days 🔍
08/01/2011 +7 days 🔍
08/10/2011 +9 days 🔍
08/10/2011 +0 days 🔍
07/12/2013 +702 days 🔍
03/23/2015 +619 days 🔍
01/12/2025 +3583 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: RHSA-2011:1197
Researcher: Eric Blake
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-2511 (🔍)
GCVE (CVE): GCVE-0-2011-2511
GCVE (VulDB): GCVE-100-58226

OVAL: 🔍

X-Force: 68271
SecurityFocus: 48478 - libvirt 'VirDomainGetVcpus()' Function Remote Integer Overflow Heap Corruption Vulnerability
Secunia: 45375 - Fedora update for libvirt, Less Critical
SecurityTracker: 1025822 - libvirt RPC Processing Integer Overflow Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 32508 - Libvirt Library 0.9.2 Remote Denial of Service Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 01/12/2025 03:04
Changes: 03/23/2015 16:50 (63), 03/29/2017 09:15 (19), 11/17/2021 12:46 (3), 11/17/2021 12:54 (1), 11/17/2021 13:01 (2), 01/12/2025 03:04 (16)
Complete: 🔍
Cache ID: 216::103

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