Vulnerability identifier: #VU9383
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
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 attacker to cause DoS condition on the target system.
The weakness exists due to H.264 frame has an invalid
picture parameter set (PPS) value. A remote attacker can send a specially crafted H.264 frame and cause the media process to restart.
Mitigation
The vulnerability is fixed in the following versions: 2.3.TBD, 2.2.9.
Vulnerable software versions
Cisco Meeting Server: 2.0 - 2.3
External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-cms
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.