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vulnerabilityCVE-2026-42010
Name
CVE-2026-42010
Source
NVD ( link)Debian ( link)
Description
A flaw was found in gnutls. Servers configured with RSA-PSK (Rivest–Shamir–Adleman – Pre-Shared Key) wrongfully matched usernames containing a NUL character with truncated usernames. A remote attacker could exploit this by sending a specially crafted username, leading to an authentication bypass. This vulnerability allows an attacker to gain unauthorized access by circumventing the authentication process.
Published Date
Updated Date
Workaround
-

Analysis#


Affected Component
Analysis
gnutls
Not Affected

Vulnerability Ratings#


7.1
CVSSv31
9.8
CVSSv31
7.1
CVSSv31
NaN
other

Others affected components#


Name
Project
Project Version
Version
Status
buildroot
2025.02.x
3.8.13
Not Affected
buildroot
master
3.8.13
Not Affected
openwrt
master
3.8.10-r1
Not Affected
openwrt
openwrt-25.12
3.8.10-r1
Not Affected
yocto
kirkstone
3.7.4
Not Affected
yocto
scarthgap
3.8.4
Not Affected