CVE-2021-44847 is a critical stack-based buffer overflow vulnerability in the handle_request function of toxcore versions 0.1.9-0.1.11 and 0.2.0-0.2.12, affecting products like Fedora and Toktok. With a CVSS score of 9.8 (Critical), it allows unauthenticated remote attackers to crash the process or potentially execute arbitrary code with low attack complexity. While no public exploit code or active exploitation has been observed, and community discussion is minimal, its high severity warrants attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 0.1.9, <= 0.1.11CPE matchmatch criteria | cpe:2.3:a:toktok:toxcore:*:*:*:*:*:*:*:* | ||
>= 0.2.0, <= 0.2.12CPE matchmatch criteria | cpe:2.3:a:toktok:toxcore:*:*:*:*:*:*:*:* | ||
34CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | ||
35CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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.