Fabrice Bellard QEMU NDIS Control Message numeric error

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CVSS Meta Temp Score
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7.0$0-$5k0.00

A vulnerability was found in Fabrice Bellard QEMU (Virtualization Software) (the affected version is unknown). It has been declared as critical. This vulnerability affects an unknown function of the component NDIS Control Message Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-189. As an impact it is known to affect availability.

The weakness was presented 02/23/2016 by Qinghao Tang as Bug 1303120 as confirmed bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability was named CVE-2016-2538 since 02/23/2016. The exploitation appears to be easy. The attack can be initiated remotely. The successful exploitation requires a single authentication. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 91660 (SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2016:1560-1)), 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 local. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176848 (Debian Security Update for qemu (DLA 1599-1)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.qemu.org. A possible mitigation has been published 4 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 83336), X-Force (110926) and Tenable (91660). See 81154, 81155, 81198 and 81711 for similar entries.

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VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.0

VulDB Base Score: 9.0
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

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Exploitinginfoedit

Class: Denial of service
CWE: CWE-189
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91660
Nessus Name: SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2016:1560-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 866835
OpenVAS Name: Fedora Update for qemu FEDORA-2016-372
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

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Countermeasuresinfoedit

Recommended: Patch
Status: 🔍

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0-Day Time: 🔍
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Patch: git.qemu.org

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02/21/2016 🔍
02/23/2016 +1 days 🔍
02/23/2016 +0 days 🔍
02/26/2016 +3 days 🔍
06/13/2016 +107 days 🔍
06/16/2016 +3 days 🔍
06/17/2016 +0 days 🔍
08/14/2018 +788 days 🔍

Sourcesinfoedit

Vendor: https://bellard.org/

Advisory: Bug 1303120
Researcher: Qinghao Tang
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-2538 (🔍)
SecurityFocus: 83336 - QEMU 'usb/dev-network.c' Integer Overflow Vulnerability
X-Force: 110926 - Qemu NDIS control message denial of service

See also: 🔍

Entryinfoedit

Created: 02/26/2016 09:42 AM
Updated: 08/14/2018 08:21 AM
Changes: (14) vulnerability_cvss3_vuldb_av vulnerability_cvss3_vuldb_ac vulnerability_cvss3_vuldb_pr vulnerability_cvss3_vuldb_ui vulnerability_cvss3_vuldb_s vulnerability_cvss3_vuldb_c vulnerability_cvss3_vuldb_i vulnerability_cvss3_vuldb_a advisory_person_name advisory_confirm_url countermeasure_date source_securityfocus source_securityfocus_date source_securityfocus_class
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