CVE-2025-11932

Timing Side-Channel in PSK Binder Verification

Published Nov 21, 2025 CVSS 4.0 · 2.3 Low EPSS < 1% KEV · Not listed
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

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:wolfssl:wolfssl:5.8.2:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Wolfssl
Wolfssl wolfssl
Vendors & Products Wolfssl
Wolfssl wolfssl
Type Values Removed Values Added
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
Title Timing Side-Channel in PSK Binder Verification
Weaknesses CWE-203
References
Metrics cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
wolfSSL
Published
Updated
Dec 8, 2025, 3:39 PM
Reserved
Oct 17, 2025, 10:09 PM
Status
Analyzed
Published
Nov 21, 2025, 11:15 PM
Modified
Oct 19, 2026, 1:10 PM