CVE-2020-5685 is a critical command injection vulnerability affecting NEC UNIVERGE SV9500 (V1-V7) and SV8500 (S6-S8) series communication servers. An unauthenticated attacker can exploit this flaw by sending a specially crafted request to a specific URL, leading to arbitrary OS command execution or a denial-of-service condition. With a CVSS score of 9.8 (Critical), this vulnerability requires no user interaction and has high impacts on confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion with 10 mentions, indicating awareness among security researchers.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= v1, <= v7CPE matchmatch criteria | cpe:2.3:o:nec:univerge_sv9500_firmware:*:*:*:*:*:*:*:* | ||
>= s6, <= s8CPE matchmatch criteria | cpe:2.3:o:nec:univerge_sv8500_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.