CVE-2017-3878 describes a Denial of Service vulnerability in the Telnet remote login functionality of Cisco NX-OS Software on Cisco Nexus 9000 Series Switches. An unauthenticated, remote attacker can cause the Telnet process to terminate, preventing login attempts, though user traffic remains unaffected. This vulnerability has a CVSSv3 score of 5.3 (Medium), indicating a network-based attack with low complexity and a low impact on availability. 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 |
|---|---|---|---|
7.0\(3\)i3\(0.170\)CPE matchmatch criteria | cpe:2.3:o:cisco:nx-os:7.0\(3\)i3\(0.170\):*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.