Skype up to 3.5.0.202 wab32.dll memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Skype up to 3.5.0.202 and classified as critical. This issue affects some unknown processing in the library wab32.dll. Executing a manipulation can lead to memory corruption. This vulnerability is registered as CVE-2010-3136. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Skype up to 3.5.0.202 (Unified Communication Software). It has been declared as very critical. This vulnerability affects an unknown code in the library wab32.dll. 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. CVE summarizes:

Untrusted search path vulnerability in Skype 4.2.0.169 and earlier allows local users, and possibly remote attackers, to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse wab32.dll that is located in the same folder as a .skype file.

The weakness was published 01/31/2010 by Glafkos Charalambous (Website). The advisory is shared for download at exploit-db.com. This vulnerability was named CVE-2010-3136 since 08/26/2010. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/11/2017).

A public exploit has been developed by Glafkos Charalambous in ANSI C and been published immediately after the advisory. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k.

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 X-Force (64577), Exploit-DB (14766), SecurityFocus (BID 42735†), OSVDB (67540†) and Vulnerability Center (SBV-28730†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.4

VulDB Base Score: 10.0
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Glafkos Charalambous
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 902238
OpenVAS Name: Skype Insecure Library Loading Vulnerability (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍
ISS Proventia IPS: 🔍

Timelineinfo

01/31/2010 🔍
01/31/2010 +0 days 🔍
08/25/2010 +206 days 🔍
08/25/2010 +0 days 🔍
08/26/2010 +1 days 🔍
08/26/2010 +0 days 🔍
08/26/2010 +0 days 🔍
08/27/2010 +1 days 🔍
12/22/2010 +116 days 🔍
03/19/2015 +1548 days 🔍
03/11/2017 +723 days 🔍

Sourcesinfo

Advisory: exploit-db.com
Researcher: Glafkos Charalambous
Status: Confirmed

CVE: CVE-2010-3136 (🔍)
GCVE (CVE): GCVE-0-2010-3136
GCVE (VulDB): GCVE-100-54520

OVAL: 🔍

X-Force: 64577
SecurityFocus: 42735 - Skype 'wab32.dll' DLL Loading Arbitrary Code Execution Vulnerability
OSVDB: 67540 - Skype Path Subversion Arbitrary DLL Injection Code Execution
Vulnerability Center: 28730 - Skype 4.2.0.169 and Prior Remote Arbitrary Code Execution Vulnerability via a wab32.dll Trojan Horse, Medium

scip Labs: https://www.scip.ch/en/?labs.20140918

Entryinfo

Created: 03/19/2015 14:37
Updated: 03/11/2017 09:04
Changes: 03/19/2015 14:37 (59), 03/11/2017 09:04 (16)
Complete: 🔍
Cache ID: 216::103

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