CVE-2019-1964 is a denial-of-service vulnerability affecting Cisco NX-OS Software, specifically in its IPv6 traffic processing. An unauthenticated, remote attacker can exploit this by sending a malformed IPv6 packet, causing the netstack process to restart and potentially leading to a device reboot. Rated 7.5 HIGH on CVSS, it requires no user interaction and has a low attack complexity, impacting 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 |
|---|---|---|---|
>= 8.1, < 8.2\(3\)CPE matchmatch criteria | cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | ||
>= 8.3, < 8.4CPE matchmatch criteria | cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* |
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
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.