CVE-2020-1689 describes a denial-of-service vulnerability affecting Juniper Networks EX4300-MP, EX4600, and QFX5K Series devices when configured in a Virtual Chassis. A stream of specific Layer 2 frames can cause high CPU utilization, leading to traffic interruption. The vulnerability has a CVSS v3.1 score of 6.5 (Medium), indicating it can be exploited by an unauthenticated attacker on the adjacent network with low attack complexity, resulting in high availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
17.3CPE matchmatch criteria | cpe:2.3:o:juniper:junos:17.3:-:*:*:*:*:*:* | ||
17.3CPE matchmatch criteria | cpe:2.3:o:juniper:junos:17.3:r1-s1:*:*:*:*:*:* | ||
17.3CPE matchmatch criteria | cpe:2.3:o:juniper:junos:17.3:r2:*:*:*:*:*:* | ||
17.3CPE matchmatch criteria | cpe:2.3:o:juniper:junos:17.3:r2-s1:*:*:*:*:*:* | ||
17.3CPE matchmatch criteria | cpe:2.3:o:juniper:junos:17.3:r2-s2:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/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, 0.0 Mastodon, and 0.1 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.