CVE-2019-11727
Published: 11 July 2019
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.
Notes
Author | Note |
---|---|
mdeslaur | only an issue with TLSv1.3. Releases before Bionic have no TLSv1.3 support. Bionic shipped with an incompatible TLSv1.3 draft, so likely not used. |
Priority
Status
Package | Release | Status |
---|---|---|
mozjs52 Launchpad, Ubuntu, Debian |
groovy |
Ignored
(end of life)
|
jammy |
Does not exist
|
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
|
bionic |
Needs triage
|
|
cosmic |
Ignored
(end of life)
|
|
disco |
Ignored
(end of life)
|
|
eoan |
Ignored
(end of life)
|
|
focal |
Needs triage
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
mantic |
Does not exist
|
|
firefox Launchpad, Ubuntu, Debian |
jammy |
Released
(68.0+build3-0ubuntu1)
|
kinetic |
Released
(68.0+build3-0ubuntu1)
|
|
lunar |
Released
(68.0+build3-0ubuntu1)
|
|
bionic |
Released
(68.0+build3-0ubuntu0.18.04.1)
|
|
cosmic |
Released
(68.0+build3-0ubuntu0.18.10.1)
|
|
disco |
Released
(68.0+build3-0ubuntu0.19.04.1)
|
|
eoan |
Released
(68.0+build3-0ubuntu1)
|
|
focal |
Released
(68.0+build3-0ubuntu1)
|
|
groovy |
Released
(68.0+build3-0ubuntu1)
|
|
hirsute |
Released
(68.0+build3-0ubuntu1)
|
|
impish |
Released
(68.0+build3-0ubuntu1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(68)
|
|
xenial |
Released
(68.0+build3-0ubuntu0.16.04.1)
|
|
mantic |
Released
(68.0+build3-0ubuntu1)
|
|
mozjs38 Launchpad, Ubuntu, Debian |
jammy |
Does not exist
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
|
bionic |
Needs triage
|
|
cosmic |
Does not exist
|
|
disco |
Does not exist
|
|
eoan |
Does not exist
|
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
mantic |
Does not exist
|
|
mozjs60 Launchpad, Ubuntu, Debian |
jammy |
Does not exist
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
|
bionic |
Does not exist
|
|
cosmic |
Ignored
(end of life)
|
|
disco |
Ignored
(end of life)
|
|
eoan |
Ignored
(end of life)
|
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
mantic |
Does not exist
|
|
nss Launchpad, Ubuntu, Debian |
jammy |
Released
(2:3.45-1ubuntu1)
|
kinetic |
Released
(2:3.45-1ubuntu1)
|
|
lunar |
Released
(2:3.45-1ubuntu1)
|
|
bionic |
Not vulnerable
(code not present)
|
|
cosmic |
Ignored
(end of life)
|
|
disco |
Released
(2:3.42-1ubuntu2.1)
|
|
eoan |
Released
(2:3.45-1ubuntu1)
|
|
focal |
Released
(2:3.45-1ubuntu1)
|
|
groovy |
Released
(2:3.45-1ubuntu1)
|
|
hirsute |
Released
(2:3.45-1ubuntu1)
|
|
impish |
Released
(2:3.45-1ubuntu1)
|
|
trusty |
Not vulnerable
(code not present)
|
|
upstream |
Released
(2:3.45-1)
|
|
xenial |
Not vulnerable
(code not present)
|
|
mantic |
Released
(2:3.45-1ubuntu1)
|
|
Patches: upstream: https://hg.mozilla.org/projects/nss/rev/0a4e8b72a92e144663c2f35d3836f7828cfc97f2 |
||
thunderbird Launchpad, Ubuntu, Debian |
jammy |
Not vulnerable
(1:68.5.0+build1-0ubuntu1)
|
bionic |
Not vulnerable
(1:68.4.1+build1-0ubuntu0.18.04.1)
|
|
cosmic |
Ignored
(end of life)
|
|
disco |
Ignored
(end of life)
|
|
eoan |
Not vulnerable
(1:68.4.1+build1-0ubuntu0.19.10.1)
|
|
focal |
Not vulnerable
(1:68.5.0+build1-0ubuntu1)
|
|
groovy |
Not vulnerable
(1:68.5.0+build1-0ubuntu1)
|
|
hirsute |
Not vulnerable
(1:68.5.0+build1-0ubuntu1)
|
|
impish |
Not vulnerable
(1:68.5.0+build1-0ubuntu1)
|
|
kinetic |
Not vulnerable
(1:68.5.0+build1-0ubuntu1)
|
|
lunar |
Not vulnerable
(1:68.5.0+build1-0ubuntu1)
|
|
upstream |
Needed
|
|
xenial |
Released
(1:68.7.0+build1-0ubuntu0.16.04.2)
|
|
mantic |
Not vulnerable
(1:68.5.0+build1-0ubuntu1)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.3 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | Low |
Availability impact | None |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |