#VU9505 Denial of service in Cisco Meeting Server - CVE-2017-12362

Vulnerability identifier: #VU9505

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-12362

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco Meeting Server
Client/Desktop applications / Multimedia software

Vendor: Cisco Systems, Inc

Description
The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.

The weakness exists due to video calls being made on systems with a particular configuration. A remote attacker with knowledge of a valid URI that directs to a Cisco Meeting Server can make a video call and cause the system to reload.

Mitigation
Update to version 2.2.

Vulnerable software versions

Cisco Meeting Server: 2.0 - 2.1.4

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External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-cms

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.