PT-2026-37377
CVE-2026-42010
·
Published
2026-04-21
·
Updated
2026-10-14
Description by
CVSS 2.0
10
CriticalMetricsAV:N/AC:L/Au:N/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions
gnutls versions prior to 3.8.13-1.1
Description
Servers configured with RSA-PSK (Rivest–Shamir–Adleman – Pre-Shared Key) incorrectly match usernames containing a NUL character with truncated usernames. A remote attacker can exploit this by sending a specially crafted username to bypass the authentication process and gain unauthorized access.
Recommendations
Update to version 3.8.13-1.1.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
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