CVE-2020-3147 is a denial-of-service (DoS) vulnerability in the web UI of Cisco Small Business Switches, affecting firmware releases prior to 1.3.7.18. An unauthenticated, remote attacker can exploit improper validation of web interface requests to cause an unexpected device reload. This vulnerability carries a CVSS score of 7.5 (HIGH), indicating a network-based attack with low complexity and high impact on availability. There is no evidence of active exploitation, nor are public exploit codes like Metasploit or Nuclei available, though it has garnered some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.3.7.18CPE matchmatch criteria | cpe:2.3:o:cisco:sg200-50_firmware:*:*:*:*:*:*:*:* | ||
< 1.3.7.18CPE matchmatch criteria | cpe:2.3:o:cisco:sg200-50p_firmware:*:*:*:*:*:*:*:* | ||
< 1.3.7.18CPE matchmatch criteria | cpe:2.3:o:cisco:sg200-50fp_firmware:*:*:*:*:*:*:*:* | ||
< 1.3.7.18CPE matchmatch criteria | cpe:2.3:o:cisco:sg200-26_firmware:*:*:*:*:*:*:*:* | ||
< 1.3.7.18CPE matchmatch criteria | cpe:2.3:o:cisco:sg200-26p_firmware:*:*:*:*:*:*:*:* |
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.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.