Fabrice Bellard QEMU ne2000_receive memory corruption

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CVSS Meta Temp Score
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CTI Interest Score
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5.5$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 the function ne2000_receive. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 09/15/2015 by Qinghao Tang as confirmed mailinglist post (oss-sec). The advisory is shared for download at seclists.org. This vulnerability was named CVE-2015-5279 since 07/01/2015. The exploitation appears to be easy. The attack needs to be initiated within the local network. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 02/01/2018).

The vulnerability scanner Nessus provides a plugin with the ID 86023 (Debian DSA-3361-1 : 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168989 (SUSE Enterprise Linux Security Update for kvm (SUSE-SU-2016:1785-1)).

The vulnerability is also documented in the databases at SecurityFocus (BID 76746), X-Force (106356), Vulnerability Center (SBV-52989) and Tenable (86023). The entry 79100 is related to this item.

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VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.5

VulDB Base Score: 6.3
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2infoedit

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Exploitinginfoedit

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔍
Status: Unproven

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86023
Nessus Name: Debian DSA-3361-1 : qemu - security update
Nessus File: 🔍
Nessus Family: 🔍

OpenVAS ID: 703361
OpenVAS Name: Debian Security Advisory DSA 3361-1 (qemu - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfoedit

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Countermeasuresinfoedit

Recommended: no mitigation known
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0-Day Time: 🔍

Timelineinfoedit

07/01/2015 🔍
09/15/2015 +76 days 🔍
09/15/2015 +0 days 🔍
09/15/2015 +0 days 🔍
09/16/2015 +1 days 🔍
09/28/2015 +12 days 🔍
09/29/2015 +1 days 🔍
11/14/2017 +777 days 🔍
02/01/2018 +79 days 🔍

Sourcesinfoedit

Vendor: https://bellard.org/

Advisory: seclists.org
Researcher: Qinghao Tang
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5279 (🔍)
OVAL: 🔍

SecurityFocus: 76746 - QEMU NE2000 NIC Emulation Heap Based Buffer Overflow Vulnerability
X-Force: 106356 - Qemu ne2000_receive() buffer overflow
Vulnerability Center: 52989 - QEMU before 2.4.0.1 Local DoS or Code Execution via Vectors Related to Receiving Packets, Medium

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Entryinfoedit

Created: 09/16/2015 10:50 AM
Updated: 02/01/2018 06:51 AM
Changes: (10) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai advisory_person_name source_oval_id source_securityfocus_date source_securityfocus_class
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