CVE-2021-46901 describes a stack-based buffer overflow vulnerability in CETIC-6LBR version 1.5.0, specifically within the httpd.c component. This flaw allows an unauthenticated attacker to trigger the overflow by sending a crafted, excessively long URL request over a 6LoWPAN network. With a CVSS score of 7.5 (HIGH), this vulnerability poses a significant risk of denial of service (A:H) due to its network-based attack vector (AV:N) and low attack complexity (AC:L). There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.5.0CPE matchmatch criteria | cpe:2.3:o:cetic:cetic-6lbr:1.5.0:*:*:*:*:*:*:* |
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.