libvirt up to 1.2.8 qemuDomainGetBlockIoTune memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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3.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in libvirt up to 1.2.8. This issue affects the function qemuDomainGetBlockIoTune. Executing a manipulation can lead to memory corruption. This vulnerability is registered as CVE-2014-3633. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability has been found in libvirt up to 1.2.8 (Virtualization Software) and classified as problematic. This vulnerability affects the function qemuDomainGetBlockIoTune. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect availability.

The weakness was published 09/11/2014 by Luyao Huang as confirmed git commit (GIT Repository). The advisory is shared for download at libvirt.org. This vulnerability was named CVE-2014-3633 since 05/14/2014. The exploitation appears to be easy. The attack can be initiated remotely. A single authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 78062 (Mandriva Linux Security Advisory : libvirt (MDVSA-2014:195)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 157056 (Oracle Enterprise Linux Security Update for libvirt (ELSA-2015-0323)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at libvirt.org.

The vulnerability is also documented in the databases at X-Force (96819), Tenable (78062), SecurityFocus (BID 70186†), Secunia (SA60291†) and SecurityTracker (ID 1030955†). Similar entries are available at VDB-67721, VDB-68479 and VDB-70536. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
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: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 78062
Nessus Name: Mandriva Linux Security Advisory : libvirt (MDVSA-2014:195)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 703038
OpenVAS Name: Debian Security Advisory DSA 3038-1 (libvirt - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 3e745e8f775dfe6f64f18b5c2fe4791b35d3546b

Timelineinfo

05/14/2014 🔍
09/11/2014 +120 days 🔍
09/17/2014 +6 days 🔍
09/17/2014 +0 days 🔍
10/01/2014 +14 days 🔍
10/03/2014 +2 days 🔍
10/06/2014 +3 days 🔍
10/06/2014 +0 days 🔍
10/13/2014 +7 days 🔍
10/15/2014 +2 days 🔍
02/21/2022 +2686 days 🔍

Sourcesinfo

Advisory: RHSA-2014:1352
Researcher: Luyao Huang
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-3633 (🔍)
GCVE (CVE): GCVE-0-2014-3633
GCVE (VulDB): GCVE-100-67720

OVAL: 🔍

X-Force: 96819 - libvirt qemuDomainGetBlockIoTune() denial of service, Medium Risk
SecurityFocus: 70186
Secunia: 60291 - SUSE update for libvirt, Not Critical
SecurityTracker: 1030955 - libvirt Read Error in qemuDomainGetBlockIoTune() Lets Remote Read-Only Users Deny Service
Vulnerability Center: 46420 - libvirt Before 1.2.9 Remote DoS and Information Disclosure via a Crafted blkiotune Query, Medium

See also: 🔍

Entryinfo

Created: 10/03/2014 12:22
Updated: 02/21/2022 09:11
Changes: 10/03/2014 12:22 (46), 06/08/2017 09:17 (41), 02/21/2022 09:05 (5), 02/21/2022 09:07 (1), 02/21/2022 09:11 (2)
Complete: 🔍
Cache ID: 216:7BE:103

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