CVE-2017-6763 is a denial-of-service vulnerability in Cisco Meeting Server (CMS) 2.1.4, stemming from improper validation of H.264 Fragmentation Unit (FU-A) protocol packets. An unauthenticated, remote attacker can exploit this by sending a crafted packet, causing the CMS media process to restart and briefly interrupt media traffic for users. This vulnerability has a CVSS v3 score of 7.5 (High) due to its network-based attack vector, low attack complexity, and high impact on availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.1.4CPE matchmatch criteria | cpe:2.3:a:cisco:meeting_server:2.1.4:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.