CVE-2020-3404 is a high-severity vulnerability in Cisco IOS XE Software's persistent Telnet/SSH CLI. An authenticated, local attacker can exploit insufficient consent token enforcement to gain root-level shell access on the underlying operating system. The CVSS score of 7.8 indicates a high impact on confidentiality, integrity, and availability. While no public exploits or active exploitation have been observed, and community discussion is minimal, the potential for root access makes it a significant concern for affected Cisco devices.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
16.11.1CPE matchmatch criteria | cpe:2.3:a:cisco:ios_xe:16.11.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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.