libwmf 0.2.8.4 WMF File DecodeImage memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.3$0-$5k0.00

A vulnerability classified as critical was found in libwmf 0.2.8.4. Affected by this vulnerability is the function DecodeImage of the component WMF File 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 the DecodeImage function in libwmf 0.2.8.4 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted "run-length count" in an image in a WMF file.

The weakness was disclosed 07/01/2015 by Stefan Cornelius (Website). The advisory is shared at bugzilla.redhat.com. This vulnerability is known as CVE-2015-4588 since 06/15/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 84384 (openSUSE Security Update : libwmf (openSUSE-2015-443)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350098 (Amazon Linux Security Advisory for libwmf: ALAS-2015-604).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (84384), SecurityFocus (BID 75230†) and Vulnerability Center (SBV-51011†). The entries VDB-2887, VDB-3154, VDB-3153 and VDB-37545 are pretty similar.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 84384
Nessus Name: openSUSE Security Update : libwmf (openSUSE-2015-443)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703302
OpenVAS Name: Debian Security Advisory DSA 3302-1 (libwmf - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/15/2015 🔍
06/17/2015 +2 days 🔍
06/17/2015 +0 days 🔍
07/01/2015 +14 days 🔍
07/01/2015 +0 days 🔍
07/02/2015 +1 days 🔍
07/06/2015 +4 days 🔍
05/22/2022 +2512 days 🔍

Sourcesinfo

Advisory: USN-2670-1
Researcher: Stefan Cornelius
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-4588 (🔍)
OVAL: 🔍

SecurityFocus: 75230 - libwmf CVE-2015-4588 Heap Buffer Overflow Vulnerability
SecurityTracker: 1032771
Vulnerability Center: 51011 - libwmf 0.2.8.4 Remote DoS or Code Execution via Crafted Run-Length Count in WMF Image File, Medium

See also: 🔍

Entryinfo

Created: 07/02/2015 10:09 AM
Updated: 05/22/2022 02:20 PM
Changes: 07/02/2015 10:09 AM (58), 07/03/2017 09:03 AM (12), 05/22/2022 02:17 PM (4), 05/22/2022 02:18 PM (1), 05/22/2022 02:20 PM (1)
Complete: 🔍
Cache ID: 18:F3E:40

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!