CVE-2019-12652 is a denial-of-service vulnerability in Cisco IOS Software for specific Cisco Catalyst 4000 Series Switches, including the 4500 Supervisor Engine 6-E/6L-E and 4900M/4948E models. This high-severity vulnerability (CVSS 7.5) allows an unauthenticated, remote attacker to cause a DoS by sending crafted TCP streams directly to the affected device, leading to resource exhaustion and impaired operations. 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 |
|---|---|---|---|
15.2\(3\)e1CPE matchmatch criteria | cpe:2.3:o:cisco:ios:15.2\(3\)e1:*:*:*:*:*:*:* | ||
15.2\(4\)e3CPE matchmatch criteria | cpe:2.3:o:cisco:ios:15.2\(4\)e3:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
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.