SPICE up to 0.12.5 QXL Command memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

A vulnerability has been found in SPICE up to 0.12.5 and classified as critical. Affected by this vulnerability is an unknown code of the component QXL Command Handler. 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 confidentiality, integrity, and availability. The summary by CVE is:

Heap-based buffer overflow in SPICE before 0.12.6 allows guest OS users to read and write to arbitrary memory locations on the host via guest QXL commands related to surface creation.

The weakness was presented 06/07/2016 (Website). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2015-5261 since 07/01/2015. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 86483 (CentOS 6 : spice-server (CESA-2015:1889)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168753 (SUSE Enterprise Linux Security update for spice (SUSE-SU-2016:1259-1)).

Upgrading to version 0.12.6 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (86483).

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

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Exploitinginfo

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

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Nessus ID: 86483
Nessus Name: CentOS 6 : spice-server (CESA-2015:1889)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703371
OpenVAS Name: Debian Security Advisory DSA 3371-1 (spice - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SPICE 0.12.6

Timelineinfo

07/01/2015 🔍
10/12/2015 +103 days 🔍
10/21/2015 +9 days 🔍
06/07/2016 +230 days 🔍
06/07/2016 +0 days 🔍
06/08/2016 +1 days 🔍
08/23/2022 +2267 days 🔍

Sourcesinfo

Advisory: RHSA-2015:1889
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-5261 (🔍)
OVAL: 🔍

SecurityTracker: 1033753

Entryinfo

Created: 06/08/2016 10:15 AM
Updated: 08/23/2022 08:50 AM
Changes: 06/08/2016 10:15 AM (62), 01/08/2019 11:08 AM (11), 08/23/2022 08:44 AM (4), 08/23/2022 08:45 AM (1), 08/23/2022 08:50 AM (1)
Complete: 🔍
Cache ID: 3:BE4:40

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