CVE-2020-13895 describes a critical vulnerability in Crypt::Perl::ECDSA, a component of the p5-Crypt-Perl module for Perl, affecting versions prior to 0.32. The vulnerability allows for the incorrect verification of ECDSA signatures, specifically when the 'r' and 's' values are small and 's' equals 1, particularly with the secp256r1 curve. This flaw carries a CVSS score of 8.8 (High), indicating a severe risk with network-based attacks, low attack complexity, and high impacts on confidentiality, integrity, and availability. Despite its high severity, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.32CPE matchmatch criteria | cpe:2.3:a:p5-crypt-perl_project:p5-crypt-perl:*:*:*:*:*:perl:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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 0.1 Security Researcher mentions.