CVE-2020-17439 is a DNS cache poisoning vulnerability in uIP 1.0, affecting products like Contiki 3.0. The flaw stems from insufficient validation of incoming DNS replies against outgoing queries and the parsing of arbitrary replies with matching transaction IDs. This vulnerability carries a CVSS score of 8.3 (HIGH), indicating a network-based attack with low complexity and potential for limited impact on confidentiality, integrity, and availability. There is currently 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:C/C:L/I:L/A:L
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.