CVE-2023-52892 describes a vulnerability in phpseclib versions before 1.0.22, 2.0.46, and 3.0.33, where special characters in TLS certificate Subject Alternative Name fields are misinterpreted as regular expression metacharacters. This flaw can lead to name confusion during X.509 certificate host verification. With a CVSS score of 7.5 (High), this vulnerability is remotely exploitable with low attack complexity, potentially allowing an attacker to achieve high confidentiality impact without user interaction. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.0.0, < 1.0.22CPE matchmatch criteria | cpe:2.3:a:phpseclib:phpseclib:*:*:*:*:*:*:*:* | ||
>= 2.0.0, < 2.0.46CPE matchmatch criteria | cpe:2.3:a:phpseclib:phpseclib:*:*:*:*:*:*:*:* | ||
>= 3.0.0, < 3.0.33CPE matchmatch criteria | cpe:2.3:a:phpseclib:phpseclib:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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.