Fabrice Bellard QEMU memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Fabrice Bellard QEMU. This affects an unknown part. Such manipulation leads to memory corruption. This vulnerability is referenced as CVE-2014-0145. No exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Fabrice Bellard QEMU (Virtualization Software) (version unknown) and classified as critical. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was published 03/26/2014 by Stefan Hajnoczi with Red Hat as [Qemu-devel] [PATCH for-2.0 00/47] block: image format input validation as confirmed posting (Mailing List). The advisory is shared for download at lists.gnu.org. This vulnerability is handled as CVE-2014-0145 since 12/03/2013. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 73656 (CentOS 6 : qemu-kvm (CESA-2014:0420)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 166916 (SUSE Enterprise Linux Security Update for kvm (SUSE-SU-2014:0623-1)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at lists.gnu.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (92146), Tenable (73656), SecurityFocus (BID 66464†), Secunia (SA57878†) and Vulnerability Center (SBV-44769†). Similar entries are available at VDB-8570, VDB-12734, VDB-12735 and VDB-12736. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 73656
Nessus Name: CentOS 6 : qemu-kvm (CESA-2014:0420)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 881925
OpenVAS Name: CentOS Update for qemu-guest-agent CESA-2014:0420 centos6
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: lists.gnu.org

Timelineinfo

12/03/2013 🔍
03/26/2014 +113 days 🔍
03/26/2014 +0 days 🔍
03/26/2014 +0 days 🔍
03/26/2014 +0 days 🔍
04/01/2014 +6 days 🔍
04/15/2014 +14 days 🔍
06/05/2014 +51 days 🔍
08/10/2017 +1162 days 🔍
06/16/2021 +1406 days 🔍

Sourcesinfo

Vendor: bellard.org

Advisory: [Qemu-devel] [PATCH for-2.0 00/47] block: image format input validation
Researcher: Stefan Hajnoczi
Organization: Red Hat
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-0145 (🔍)
GCVE (CVE): GCVE-0-2014-0145
GCVE (VulDB): GCVE-100-12740

OVAL: 🔍

X-Force: 92146 - QEMU multiple functions buffer overflow, High Risk
SecurityFocus: 66464 - QEMU CVE-2014-0145 Multiple Buffer Overflow Vulnerabilities
Secunia: 57878 - Qemu virtio-net "virtio_net_handle_mac()" Integer Overflow Vulnerability, Not Critical
Vulnerability Center: 44769 - QEMU <2.0 Remote Code Execution Vulnerability due to Multiple Buffer Overflow Issues, Medium

See also: 🔍

Entryinfo

Created: 04/01/2014 14:36
Updated: 06/16/2021 13:32
Changes: 04/01/2014 14:36 (75), 09/04/2017 09:20 (8), 06/16/2021 13:21 (3), 06/16/2021 13:26 (11), 06/16/2021 13:32 (1)
Complete: 🔍
Cache ID: 216::103

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