CVE-2021-0299 is an Improper Handling of Exceptional Conditions vulnerability in Juniper Networks Junos OS that affects systems with IPv6 configured. A specially crafted IPv6 packet can cause a kernel crash and device restart, leading to a sustained Denial of Service (DoS). This vulnerability has a CVSS score of 7.5 (HIGH), indicating it can be exploited remotely with low attack complexity and high impact on availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 19.4, < 19.4R3CPE match | cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:* | ||
>= 20.1, < 20.1R2CPE match | cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:* | ||
19.4CPE matchmatch criteria | cpe:2.3:o:juniper:junos:19.4:-:*:*:*:*:*:* | ||
19.4CPE matchmatch criteria | cpe:2.3:o:juniper:junos:19.4:r1:*:*:*:*:*:* | ||
19.4CPE matchmatch criteria | cpe:2.3:o:juniper:junos:19.4:r1-s1:*:*:*:*:*:* |
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
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.