QEMU MegaRAID SAS 8708EM2 Host Bus Adapter Emulation megasas_lookup_frame out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in QEMU. The impacted element is the function megasas_lookup_frame of the component MegaRAID SAS 8708EM2 Host Bus Adapter Emulation. The manipulation leads to out-of-bounds. This vulnerability is listed as CVE-2016-5107. The attack must be carried out locally. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in QEMU (Virtualization Software) (affected version unknown). It has been rated as problematic. This issue affects the function megasas_lookup_frame of the component MegaRAID SAS 8708EM2 Host Bus Adapter Emulation. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is availability. The summary by CVE is:

The megasas_lookup_frame function in QEMU, when built with MegaRAID SAS 8708EM2 Host Bus Adapter emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds read and crash) via unspecified vectors.

The weakness was presented 09/02/2016 by Li Qiang with 360.cn Inc. (Website). It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2016-5107 since 05/26/2016. Attacking locally is a requirement. The successful exploitation needs a simple authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 94758 (SUSE SLES12 Security Update : qemu (SUSE-SU-2016:2781-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176848 (Debian Security Update for qemu (DLA 1599-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (94758) and SecurityFocus (BID 90874†). See VDB-81088, VDB-81198, VDB-81711 and VDB-82912 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 94758
Nessus Name: SUSE SLES12 Security Update : qemu (SUSE-SU-2016:2781-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 863050
OpenVAS Name: Fedora Update for qemu FEDORA-2016-73853a7a16
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

05/25/2016 🔍
05/26/2016 +1 days 🔍
09/02/2016 +99 days 🔍
09/02/2016 +0 days 🔍
09/03/2016 +1 days 🔍
11/11/2016 +69 days 🔍
11/14/2016 +3 days 🔍
09/14/2022 +2130 days 🔍

Sourcesinfo

Product: qemu.org

Advisory: USN-3047-1
Researcher: Li Qiang
Organization: 360.cn Inc.
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-5107 (🔍)
GCVE (CVE): GCVE-0-2016-5107
GCVE (VulDB): GCVE-100-91043
SecurityFocus: 90874 - QEMU 'megasas_lookup_frame()' Function Out of Bounds Read Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 09/03/2016 10:14
Updated: 09/14/2022 15:35
Changes: 09/03/2016 10:14 (64), 04/07/2019 16:19 (16), 09/14/2022 15:35 (4)
Complete: 🔍
Cache ID: 216:BED:103

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