CVE-2021-0280 is an Improper Initialization vulnerability in Juniper Networks Junos OS affecting PTX platforms and QFX10K Series with Paradise (PE) chipset-based line cards. This flaw prevents ddos-protection configuration changes from taking effect, potentially causing BFD sessions to flap under high packet rates, leading to a Denial of Service (DoS) condition. The vulnerability has a CVSS score of 7.5 (HIGH), indicating a network-exploitable attack with low complexity and a high impact on availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 17.4, < 17.4R3-S5CPE match | cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:* | ||
>= 18.2, < 18.2R3-S8CPE match | cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:* | ||
>= 18.3, < 18.3R3-S5CPE match | cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:* | ||
>= 18.4, < 18.4R2-S8CPE match | cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:* | ||
>= 19.1, < 19.1R3-S5CPE match | cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.