CVE-2026-42010
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CVSS
7.1
EPSS
1.1%
Exploit
none
Vendor
redhat
Opis źródłowy (NVD)
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.
auth-bypass
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 7.1 |
| CISA KEV (aktywnie wykorzystywane) | Nie |
| FIRST EPSS (prawdopodobieństwo exploita) | 1.1% |
| Opublikowano (NVD) | 2026-05-07 12:16:17 UTC |
| Ostatnia modyfikacja (NVD) | 2026-08-27 13:17:58 UTC |
Referencje
- https://access.redhat.com/errata/RHSA-2026:13274 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:20611 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:20612 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:20613 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:26319 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:26409 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:29197 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:30004 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:30849 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:30850 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:32962 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:33125 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:34764 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:34788 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:34790 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:36004 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:36005 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:36006 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:40762 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:41921 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:57483 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:58981 (secalert@redhat.com)
- https://access.redhat.com/security/cve/CVE-2026-42010 (secalert@redhat.com) [Vendor Advisory]
- https://bugzilla.redhat.com/show_bug.cgi?id=2467289 (secalert@redhat.com) [Issue Tracking, Vendor Advisory]
- https://www.gnutls.org/security-new.html#GNUTLS-SA-2026-04-29-4 (secalert@redhat.com)
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42010.json (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)