CVE-2020-3262 is a denial-of-service vulnerability in Cisco Wireless LAN Controller (WLC) Software, specifically affecting the CAPWAP protocol handler in various Cisco 5508 and 5520 Wireless Controllers. This flaw stems from insufficient validation of CAPWAP packets. An unauthenticated, remote attacker can exploit this by sending a malformed CAPWAP packet, causing the affected device to restart. The vulnerability has a high CVSS score of 7.5, indicating a network-based attack with low complexity and high impact on availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
8.8\(120.0\)CPE matchmatch criteria | cpe:2.3:o:cisco:5508_wireless_controller_firmware:8.8\(120.0\):*:*:*:*:*:*:* | ||
8.8\(120.0\)CPE matchmatch criteria | cpe:2.3:o:cisco:5520_wireless_controller_firmware:8.8\(120.0\):*:*:*:*:*:*:* |
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
No social media mentions found for this CVE.
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.