CVE-2019-11727

Source
https://nvd.nist.gov/vuln/detail/CVE-2019-11727
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-11727.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2019-11727
Related
Published
2019-07-23T14:15:16Z
Modified
2024-09-18T01:00:20Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS Calculator
Summary
[none]
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.

References

Affected packages

Debian:11 / nss

Package

Name
nss
Purl
pkg:deb/debian/nss?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:3.45-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / nss

Package

Name
nss
Purl
pkg:deb/debian/nss?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:3.45-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / nss

Package

Name
nss
Purl
pkg:deb/debian/nss?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:3.45-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}