CVE-2020-17440 is a high-severity vulnerability in uIP 1.0, affecting Contiki 3.0 and other products utilizing uIP. The flaw stems from improper validation of DNS response packets, specifically the lack of null termination for domain names, leading to incorrect pointer calculations. This can result in dereferencing an invalid memory address, causing a denial-of-service. While the CVSS score is 7.5 (HIGH), indicating a network-exploitable vulnerability with low attack complexity and high availability impact, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0CPE matchmatch criteria | cpe:2.3:a:uip_project:uip:1.0:*:*:*:*:*:*:* |
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
No social media mentions found for this CVE.
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.