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CVE-2019-11727

UNKNOWN
Published 2019-07-23T13:16:44
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No CVSS data available

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-pwq5-w788-7w28

Advisory Details

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.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2019-11727
WEB https://access.redhat.com/errata/RHSA-2019:1951
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1552208
WEB https://security.gentoo.org/glsa/201908-12
WEB https://www.mozilla.org/security/advisories/mfsa2019-21
WEB http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
WEB http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
WEB http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
WEB http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
WEB http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00006.html

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: April 4, 2024

References

https://www.mozilla.org/security/advisories/mfsa2019-21/
https://bugzilla.mozilla.org/show_bug.cgi?id=1552208
https://access.redhat.com/errata/RHSA-2019:1951
https://security.gentoo.org/glsa/201908-12
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00006.html
Published: 2019-07-23T13:16:44
Last Modified: 2024-08-04T23:03:32.496Z
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