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CVE-2025-0239

Alt-Svc ALPN validation failure when redirected

When using Alt-Svc, ALPN did not properly validate certificates when the original server is redirecting to an insecure site. This vulnerability was fixed in Firefox 134, Firefox ESR 128.6, Thunderbird 134, and Thunderbird 128.6.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox SwEditionesr Version < 128.6.0
Mozilla ≫ Firefox Version < 134.0
Mozilla ≫ Thunderbird Version < 128.6.0
Mozilla ≫ Thunderbird Version >= 129.0 < 134.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.03% 0.085
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
134c704f-9b21-4f2e-91b3-4a467353bcc0 4 2.5 1.4
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CWE-295 Improper Certificate Validation

The product does not validate, or incorrectly validates, a certificate.

https://bugzilla.mozilla.org/show_bug.cgi?id=1929156
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