CVE-2017-6721 describes a denial-of-service vulnerability in Cisco Wide Area Application Services (WAAS) that allows an unauthenticated, remote attacker to restart the WAASNET process by sending specially crafted fragmented TCP packets. This medium-severity vulnerability has a CVSS score of 5.3, indicating low attack complexity and no user interaction required, with the primary impact being a loss of availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE. Affected releases include 6.3(1), with fixes available in versions 6.3(0.143), 6.2(3c)6, and 6.2(3.22).
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
6.3\(1\)CPE matchmatch criteria | cpe:2.3:a:cisco:wide_area_application_services:6.3\(1\):*:*:*:*:*:*:* |
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:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.