CVE Vulnerabilities

CVE-2019-17007

Improper Certificate Validation

Published: Oct 22, 2020 | Modified: Feb 19, 2021
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
7.5 MODERATE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Ubuntu
MEDIUM

In Network Security Services before 3.44, a malformed Netscape Certificate Sequence can cause NSS to crash, resulting in a denial of service.

Weakness

The product does not validate, or incorrectly validates, a certificate.

Affected Software

Name Vendor Start Version End Version
Network_security_services Mozilla * 3.44 (excluding)
Red Hat Enterprise Linux 6 RedHat nspr-0:4.21.0-1.el6_10 *
Red Hat Enterprise Linux 6 RedHat nss-0:3.44.0-7.el6_10 *
Red Hat Enterprise Linux 6 RedHat nss-softokn-0:3.44.0-5.el6_10 *
Red Hat Enterprise Linux 6 RedHat nss-util-0:3.44.0-1.el6_10 *
Red Hat Enterprise Linux 7 RedHat nspr-0:4.21.0-1.el7 *
Red Hat Enterprise Linux 7 RedHat nss-0:3.44.0-4.el7 *
Red Hat Enterprise Linux 7 RedHat nss-softokn-0:3.44.0-5.el7 *
Red Hat Enterprise Linux 7 RedHat nss-util-0:3.44.0-3.el7 *
Red Hat Enterprise Linux 7.6 Extended Update Support RedHat nss-0:3.36.0-9.el7_6 *
Red Hat Enterprise Linux 7.6 Extended Update Support RedHat nss-softokn-0:3.36.0-7.el7_6 *
Red Hat Enterprise Linux 8 RedHat nspr-0:4.21.0-2.el8_0 *
Red Hat Enterprise Linux 8 RedHat nss-0:3.44.0-7.el8_0 *
Nss Ubuntu bionic *
Nss Ubuntu disco *
Nss Ubuntu trusty *
Nss Ubuntu trusty/esm *
Nss Ubuntu upstream *
Nss Ubuntu xenial *

Potential Mitigations

References