CVE-2019-11727medium
New! CVE Severity Now Using CVSS v3
The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
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.
References
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
https://access.redhat.com/errata/RHSA-2019:1951
https://bugzilla.mozilla.org/show_bug.cgi?id=1552208
Details
Source: MITRE
Published: 2019-07-23
Updated: 2019-07-30
Type: CWE-295
Risk Information
CVSS v2
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
CVSS v3
Base Score: 5.3
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Impact Score: 1.4
Exploitability Score: 3.9
Severity: MEDIUM
Vulnerable Software
Configuration 1
OR
Tenable Plugins
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 151520 | Amazon Linux AMI : nspr, nss-softokn, nss-util (ALAS-2021-1522) | Nessus | Amazon Linux Local Security Checks | critical |
| 150659 | SUSE SLES11 Security Update : mozilla-nspr, mozilla-nss (SUSE-SU-2020:14418-1) | Nessus | SuSE Local Security Checks | critical |
| 147361 | NewStart CGSL CORE 5.04 / MAIN 5.04 : nss Multiple Vulnerabilities (NS-SA-2021-0019) | Nessus | NewStart CGSL Local Security Checks | critical |
| 145690 | CentOS 8 : nss and nspr (CESA-2019:1951) | Nessus | CentOS Local Security Checks | medium |
| 142720 | Amazon Linux 2 : nspr (ALAS-2020-1559) | Nessus | Amazon Linux Local Security Checks | critical |
| 142600 | CentOS 7 : nss and nspr (CESA-2020:4076) | Nessus | CentOS Local Security Checks | critical |
| 141689 | Scientific Linux Security Update : nss and nspr on SL7.x x86_64 (20201001) | Nessus | Scientific Linux Local Security Checks | critical |
| 141312 | Oracle Linux 7 : nss / and / nspr (ELSA-2020-4076) | Nessus | Oracle Linux Local Security Checks | critical |
| 141059 | RHEL 7 : nss and nspr (RHSA-2020:4076) | Nessus | Red Hat Local Security Checks | critical |
| 132924 | SUSE SLED12 / SLES12 Security Update : mozilla-nspr, mozilla-nss (SUSE-SU-2020:0088-1) | Nessus | SuSE Local Security Checks | critical |
| 132849 | openSUSE Security Update : mozilla-nspr / mozilla-nss (openSUSE-2020-8) | Nessus | SuSE Local Security Checks | critical |
| 132518 | SUSE SLED15 / SLES15 Security Update : mozilla-nspr, mozilla-nss (SUSE-SU-2019:3395-1) | Nessus | SuSE Local Security Checks | critical |
| 129772 | SUSE SLED12 / SLES12 Security Update : MozillaFirefox (SUSE-SU-2019:2620-1) | Nessus | SuSE Local Security Checks | high |
| 129665 | openSUSE Security Update : MozillaFirefox (openSUSE-2019-2260) | Nessus | SuSE Local Security Checks | high |
| 129664 | openSUSE Security Update : MozillaFirefox (openSUSE-2019-2251) | Nessus | SuSE Local Security Checks | high |
| 129663 | openSUSE Security Update : MozillaThunderbird (openSUSE-2019-2249) | Nessus | SuSE Local Security Checks | high |
| 129662 | openSUSE Security Update : MozillaThunderbird (openSUSE-2019-2248) | Nessus | SuSE Local Security Checks | high |
| 129583 | SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2019:2545-1) | Nessus | SuSE Local Security Checks | high |
| 128970 | Mozilla Thunderbird < 68.0 | Nessus | Windows | high |
| 128969 | Mozilla Thunderbird < 68.0 | Nessus | MacOS X Local Security Checks | high |
| 127961 | GLSA-201908-12 : Mozilla Firefox: Multiple vulnerabilities | Nessus | Gentoo Local Security Checks | critical |
| 127636 | RHEL 8 : nss and nspr (RHSA-2019:1951) | Nessus | Red Hat Local Security Checks | medium |
| 127609 | Oracle Linux 8 : nspr / nss (ELSA-2019-1951) | Nessus | Oracle Linux Local Security Checks | medium |
| 127093 | Ubuntu 16.04 LTS / 18.04 LTS / 19.04 : Firefox regressions (USN-4054-2) | Nessus | Ubuntu Local Security Checks | high |
| 126772 | Ubuntu 16.04 LTS / 18.04 LTS / 19.04 : NSS vulnerabilities (USN-4060-1) | Nessus | Ubuntu Local Security Checks | medium |
| 126698 | Ubuntu 16.04 LTS / 18.04 LTS / 18.10 / 19.04 : Firefox vulnerabilities (USN-4054-1) | Nessus | Ubuntu Local Security Checks | high |
| 126622 | Mozilla Firefox < 68.0 | Nessus | Windows | high |
| 126621 | Mozilla Firefox < 68.0 | Nessus | MacOS X Local Security Checks | high |
| 126592 | FreeBSD : mozilla -- multiple vulnerabilities (0592f49f-b3b8-4260-b648-d1718762656c) | Nessus | FreeBSD Local Security Checks | high |