CVE-2018-0353 describes a vulnerability in Cisco Web Security Appliance (WSA) traffic-monitoring functions that allows an unauthenticated, remote attacker to bypass Layer 4 Traffic Monitor (L4TM) security protections. This affects Cisco AsyncOS versions 10.5.1, 10.5.2, and 11.0.0 on virtual and hardware WSA appliances configured for L4TM. With a CVSS score of 7.5 (High), the vulnerability has a low attack complexity and could lead to unauthorized traffic passing through the device, circumventing configured denial rules. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
10.5.1CPE matchmatch criteria | cpe:2.3:a:cisco:web_security_appliance:10.5.1:*:*:*:*:*:*:* | ||
10.5.1-296CPE matchmatch criteria | cpe:2.3:a:cisco:web_security_appliance:10.5.1-296:*:*:*:*:*:*:* | ||
10.5.2CPE matchmatch criteria | cpe:2.3:a:cisco:web_security_appliance:10.5.2:*:*:*:*:*:*:* | ||
11.0.0CPE matchmatch criteria | cpe:2.3:a:cisco:web_security_appliance:11.0.0:*:*:*:*:*:*:* | ||
11.5.0-fcs-442CPE matchmatch criteria | cpe:2.3:a:cisco:web_security_appliance:11.5.0-fcs-442:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.