CVE-2020-14937 is a critical memory access out-of-bounds vulnerability affecting Contiki-NG versions 4.4 through 4.5, specifically within its SNMP BER encoder/decoder. The flaw stems from insufficient validation of input/output buffer lengths during data encoding and decoding, potentially leading to out-of-bounds read or write access. With a CVSS score of 9.1 (CRITICAL), this vulnerability is remotely exploitable with low attack complexity, allowing for high impact on confidentiality and availability. While there are no known public exploits or Metasploit/Nuclei modules, the vulnerability has garnered significant community discussion with over 10 mentions, indicating awareness despite no active exploitation or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.4, <= 4.5CPE matchmatch criteria | cpe:2.3:o:contiki-ng:contiki-ng:*:*:*:*:*:*:*:* |
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:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.