CVE-2021-42146 is a high-severity vulnerability affecting Contiki-NG tinyDTLS, specifically allowing DTLS servers to reuse epoch numbers within a prohibited timeframe. This flaw, rated 7.5 CVSS, permits remote attackers to obtain sensitive application data from connected clients due to a violation of RFC6347. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2018-08-30CPE matchmatch criteria | cpe:2.3:a:contiki-ng:tinydtls:2018-08-30:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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.
Remediation records are not available for this CVE.