CVE-2018-25021 is a denial-of-service vulnerability affecting the TCP Server module in toxcore versions prior to 0.2.8, including products like toktok. A remote unauthenticated attacker can exploit this flaw by preventing the TCP priority queue from being freed, leading to memory exhaustion and system instability. Rated as High severity (CVSS 7.5), this vulnerability is easily exploitable over the network with no user interaction required. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.2.8CPE matchmatch criteria | cpe:2.3:a:toktok:toxcore:*:*:*:*:*:*:*:* |
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.
Remediation records are not available for this CVE.