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CVE-2017-12367: Cisco WebEx Player may crash or run code

CVE-2017-12367 · published 8 years ago

Summary

The Cisco WebEx Network Recording Player can be tricked into opening specially crafted ARF or WRF files that are sent by email or through a link. Doing so can cause the player to stop working and, in some cases, let an attacker run programs on the user’s computer. Apply the latest Cisco WebEx updates or patches to fix the issue.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
cisco	webex_meetings_server	t29 t30 t31.11.2 `cpe:2.3:a:cisco:webex_meetings_server:t29:::::::*`

Original advisory text

A "Cisco WebEx Network Recording Player Denial of Service Vulnerability" exists in Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) and WebEx Recording Format (WRF) files. A remote attacker could exploit this by providing a user with a malicious ARF or WRF file via email or URL and convincing the user to launch the file. Exploitation of this could cause an affected player to crash and, in some cases, could allow arbitrary code execution on the system of a targeted user. Cisco Bug IDs: CSCve11545, CSCve02843, CSCve11548.

References

http://www.securityfocus.com/bid/102017 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039895 Third Party Advisory VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2... Vendor Advisory

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit (estimated)
Gives an attacker full control (estimated)

Severity

9.6 Critical

Exploitation

3% chance of attack within 30 days

Type

CWE-119Buffer Overflow

CWE-20Improper Input Validation

Timeline

Published30 Nov 2017

Updated30 Oct 2026

First seen29 Sep 2026

Sources

CVE-2017-12367 · NVD

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