Cisco WebEx Recording Format Player T27/T28 WRF File 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.
8.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco WebEx Recording Format Player T27/T28. It has been rated as critical. Impacted is an unknown function of the component WRF File Handler. The manipulation leads to memory corruption. This vulnerability is documented as CVE-2012-3941. Additionally, an exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cisco WebEx Recording Format Player T27/T28 (Unified Communication Software). This issue affects an unknown function of the component WRF File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Heap-based buffer overflow in the Cisco WebEx Recording Format (WRF) player T27 before LD SP32 EP10 and T28 before T28.4 allows remote attackers to execute arbitrary code via a crafted WRF file, aka Bug ID CSCtz72850.

The weakness was released 10/10/2012 by Core Security (Codenomicon) with Beyond Security/Core Security/Codenomicon/TELUS Security Labs Vulnerability Research Team as cisco-sa-20121010-webex as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. The public release was coordinated with Cisco. The identification of this vulnerability is CVE-2012-3941 since 07/10/2012. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a private exploit is available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 62710 (Cisco WebEx WRF Player Multiple Buffer Overflows (cisco-sa-20121010-webex)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Upgrading to version 28.4 or 27.32.10 eliminates this vulnerability. The upgrade is hosted for download at webex.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (79184), Tenable (62710), SecurityFocus (BID 55866†), OSVDB (86140†) and Secunia (SA50905†). Entries connected to this vulnerability are available at VDB-6669, VDB-6670, VDB-6672 and VDB-6678. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 8.7

VulDB Base Score: 10.0
VulDB Temp Score: 8.7
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: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 62710
Nessus Name: Cisco WebEx WRF Player Multiple Buffer Overflows (cisco-sa-20121010-webex)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: WebEx Recording Format Player 28.4/27.32.10

Timelineinfo

07/10/2012 🔍
10/10/2012 +92 days 🔍
10/10/2012 +0 days 🔍
10/10/2012 +0 days 🔍
10/10/2012 +0 days 🔍
10/10/2012 +0 days 🔍
10/11/2012 +1 days 🔍
10/12/2012 +1 days 🔍
10/15/2012 +3 days 🔍
10/15/2012 +0 days 🔍
10/25/2012 +10 days 🔍
04/18/2021 +3097 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20121010-webex
Researcher: Core Security (Codenomicon)
Organization: Beyond Security/Core Security/Codenomicon/TELUS Security Labs Vulnerability Research Team
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2012-3941 (🔍)
GCVE (CVE): GCVE-0-2012-3941
GCVE (VulDB): GCVE-100-6671

IAVM: 🔍

X-Force: 79184 - Cisco WebEx Player buffer overflow, High Risk
SecurityFocus: 55866 - Cisco WebEx WRF File Format Multiple Remote Memory Corruption Vulnerabilities
Secunia: 50905 - Cisco WebEx Recording Format Player Multiple Vulnerabilities, Highly Critical
OSVDB: 86140
SecurityTracker: 1027639 - Cisco WebEx Player Buffer Overflows Let Remote Users Execute Arbitrary Code
Vulnerability Center: 36554 - [cisco-sa-20121010-webex] Cisco WebEx WRF Player Remote Heap-Based Buffer Overflow, Critical

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 10/15/2012 13:22
Updated: 04/18/2021 10:07
Changes: 10/15/2012 13:22 (86), 04/18/2017 11:33 (7), 04/18/2021 10:07 (2)
Complete: 🔍
Committer:
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!