Cisco WebEx Recorder and Player WRF File Length Field Out-Of-Bounds Read Information Disclosure Vulnerability
Vulnerability Details
This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Cisco WebEx Recorder and Player. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the processing of WRF files. Crafted data in a WRF file can trigger a read past the end of a mapped view of a file. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.
Additional Details
Cisco has issued an update to correct this vulnerability. More details can be found at:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180502-webex-id
Disclosure Timeline
- 2018-02-07 - Vulnerability reported to vendor
- 2018-05-14 - Coordinated public release of advisory
- 2018-05-14 - Advisory Updated
Credit
Anonymous
