CVE-2018-16149 describes a vulnerability in axTLS version 2.1.3 and earlier, specifically within the sig_verify() function in x509.c. This flaw allows a remote attacker to craft malicious X.509 certificates with specially designed PKCS#1 v1.5 signatures, leveraging small public exponents. The vulnerability is rated Medium (CVSS 5.9) due to its high impact on availability (system crash) and high attack complexity, requiring no user interaction. 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 |
|---|---|---|---|
<= 2.1.3CPE matchmatch criteria | cpe:2.3:a:axtls_project:axtls:*:*:*:*:*:*:*:* |
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, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.