QEMU i8255x NIC Device hw/net/eepro100.c resource management

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in QEMU and classified as problematic. The impacted element is an unknown function of the file hw/net/eepro100.c of the component i8255x NIC Device Handler. The manipulation leads to resource management. This vulnerability is listed as CVE-2016-9101. The attack must be carried out locally. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in QEMU (Virtualization Software) (the affected version unknown). It has been rated as problematic. This issue affects an unknown part of the file hw/net/eepro100.c of the component i8255x NIC Device Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:

Memory leak in hw/net/eepro100.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption and QEMU process crash) by repeatedly unplugging an i8255x (PRO100) NIC device.

The bug was discovered 12/09/2016. The weakness was presented 12/09/2016 by Li Qiang with 360.cn Inc. (Website). The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2016-9101 since 10/28/2016. An attack has to be approached locally. A simple authentication is necessary for exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 95316 (SUSE SLES11 Security Update : kvm (SUSE-SU-2016:2902-1)), 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 169412 (SUSE Enterprise Linux Security Update for qemu (SUSE-SU-2016:2988-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (95316) and SecurityFocus (BID 93957†). See VDB-92455, VDB-93308, VDB-93309 and VDB-93310 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.8

VulDB Base Score: 6.0
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.0
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: Resource management
CWE: CWE-399 / CWE-404
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: 95316
Nessus Name: SUSE SLES11 Security Update : kvm (SUSE-SU-2016:2902-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 65785
OpenVAS Name: SuSE Update for qemu openSUSE-SU-2016:3103-1 (qemu)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/28/2016 🔍
10/28/2016 +0 days 🔍
11/24/2016 +27 days 🔍
11/25/2016 +1 days 🔍
12/09/2016 +14 days 🔍
12/09/2016 +0 days 🔍
12/09/2016 +0 days 🔍
12/10/2016 +1 days 🔍
10/05/2022 +2125 days 🔍

Sourcesinfo

Product: qemu.org

Advisory: DLA 1599-1
Researcher: Li Qiang
Organization: 360.cn Inc.
Status: Not defined

CVE: CVE-2016-9101 (🔍)
GCVE (CVE): GCVE-0-2016-9101
GCVE (VulDB): GCVE-100-94013
SecurityFocus: 93957 - QEMU 'hw/net/eepro100.c' Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 12/10/2016 13:38
Updated: 10/05/2022 12:04
Changes: 12/10/2016 13:38 (62), 06/22/2019 20:15 (16), 10/05/2022 12:04 (3)
Complete: 🔍
Cache ID: 216:844:103

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