CVE-2019-11727 (GCVE-0-2019-11727)

Vulnerability from cvelistv5 – Published: 2019-07-23 13:16 – Updated: 2024-08-04 23:03
VLAI
Summary
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.
Severity
5.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CWE
  • PKCS#1 v1.5 signatures can be used for TLS 1.3
Assigner
References
Impacted products
Vendor Product Version
Mozilla Firefox Affected: unspecified , < 68 (custom)
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  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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