QEMU Human Monitor Interface out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability was found in QEMU and classified as problematic. This issue affects some unknown processing of the component Human Monitor Interface. Executing a manipulation can lead to out-of-bounds write. This vulnerability is handled as CVE-2015-8619. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in QEMU (Virtualization Software) (the affected version is unknown) and classified as problematic. This vulnerability affects an unknown code of the component Human Monitor Interface. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. CVE summarizes:

The Human Monitor Interface support in QEMU allows remote attackers to cause a denial of service (out-of-bounds write and application crash).

The bug was discovered 12/22/2015. The weakness was released 04/13/2017 by Ling Liu with Qihoo 360 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability was named CVE-2015-8619 since 12/22/2015. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 48 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 88630 (Debian DSA-3471-1 : qemu - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168962 (OpenSuSE Security Update for qemu (openSUSE-SU-2016:1750-1)).

Upgrading 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 databases at Tenable (88630) and SecurityFocus (BID 79668†). Entries connected to this vulnerability are available at VDB-80761, VDB-80762, VDB-94715 and VDB-94716. Once again VulDB remains the best source 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: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 88630
Nessus Name: Debian DSA-3471-1 : qemu - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703471
OpenVAS Name: Debian Security Advisory DSA 3471-1 (qemu - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/17/2015 🔍
12/22/2015 +5 days 🔍
12/22/2015 +0 days 🔍
02/08/2016 +48 days 🔍
02/09/2016 +1 days 🔍
04/13/2017 +429 days 🔍
04/13/2017 +0 days 🔍
04/14/2017 +1 days 🔍
08/30/2020 +1234 days 🔍

Sourcesinfo

Product: qemu.org

Advisory: openwall.com
Researcher: Ling Liu
Organization: Qihoo 360
Status: Not defined

CVE: CVE-2015-8619 (🔍)
GCVE (CVE): GCVE-0-2015-8619
GCVE (VulDB): GCVE-100-99796
SecurityFocus: 79668 - QEMU CVE-2015-8619 Out of Bounds Write Denial of Service Vulnerability
OSVDB: - CVE-2015-8619 - QEMU - Out-of-Bounds Write Issue

See also: 🔍

Entryinfo

Created: 04/14/2017 10:58
Updated: 08/30/2020 16:30
Changes: 04/14/2017 10:58 (69), 08/30/2020 16:30 (10)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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