PT-2025-47820 · Tls 1.3+1 · Tls 1.3+1

Luigino Camastra · Published 2025-11-21 · Updated 2025-12-03 · CVE-2025-11932

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions versions prior to 2.3

Description The server previously verified the TLS 1.3 PSK binder using a non-constant time method, which could potentially leak information about the PSK binder. The TLS 1.3 PSK binder is a cryptographic element used to establish a secure connection. A non-constant time verification method can be exploited to reveal information about the binder, potentially compromising the security of the connection.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Side Channel Attack

Weakness Enumeration

CWE-203

Related Identifiers

CVE-2025-11932

Affected Products

Debian

Tls 1.3

References · 11

• https://github.com/wolfSSL/wolfssl/pull/9223 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-11932 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-11932 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-11932 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2025-11932 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-11932 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-11932 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-11932 · Vendor Advisory
• https://t.me/CVEtracker/37990 · Telegram Post
• https://twitter.com/CVEnew/status/1992012902656565249 · Twitter Post
• https://t.me/msrcreports/2307 · Telegram Post