CVE-2019-3836 is a high-severity vulnerability affecting GnuTLS versions 3.6.3 and later, including various Fedora and openSUSE distributions, stemming from an uninitialized pointer access triggered by specific post-handshake messages. This flaw allows for a complete denial of service (DoS) due to its unauthenticated, low-complexity attack vector. While the vulnerability has a CVSS score of 7.5, 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 |
|---|---|---|---|
>= 3.6.3, < 3.6.7CPE matchmatch criteria | cpe:2.3:a:gnu:gnutls:*:*:*:*:*:*:*:* | ||
28CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:* | ||
15.0CPE matchmatch criteria | cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/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.