vulnerability
MFSA2019-21 Firefox: Security vulnerabilities fixed in Firefox 68 (CVE-2019-11727)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:P/A:N) | Jul 9, 2019 | Jul 10, 2019 | Aug 11, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
Jul 9, 2019
Added
Jul 10, 2019
Modified
Aug 11, 2025
Description
A vulnerability exists where it possible to force Network Security Services (NSS) to sign CertificateVerify with PKCS#1 v1.5 signatures when those are the only ones advertised by server in CertificateRequest in TLS 1.3. PKCS#1 v1.5 signatures should not be used for TLS 1.3 messages. This vulnerability affects Firefox < 68.
Solution
mozilla-firefox-upgrade-68_0
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