RHEL 8 : nss and nspr (RHSA-2020:3280)
critical Nessus Plugin ID 139293
Language:
Synopsis
The remote Red Hat host is missing one or more security updates.Description
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:3280 advisory.- nss: Use-after-free in sftk_FreeSession due to improper refcounting (CVE-2019-11756)
- nss: Check length of inputs for cryptographic primitives (CVE-2019-17006)
- nss: TLS 1.3 HelloRetryRequest downgrade request sets client into invalid state (CVE-2019-17023)
- nss: Side channel vulnerabilities during RSA key generation (CVE-2020-12402)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Update the affected packages.See Also
https://cwe.mitre.org/data/definitions/122.html
https://cwe.mitre.org/data/definitions/327.html
https://cwe.mitre.org/data/definitions/416.html
https://access.redhat.com/security/cve/CVE-2019-11756
https://access.redhat.com/security/cve/CVE-2019-17006
https://access.redhat.com/security/cve/CVE-2019-17023
https://access.redhat.com/security/cve/CVE-2020-12402
https://access.redhat.com/errata/RHSA-2020:3280
https://bugzilla.redhat.com/1774835
https://bugzilla.redhat.com/1775916
Plugin Details
Severity: Critical
ID: 139293
File Name: redhat-RHSA-2020-3280.nasl
Version: 1.7
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 8/3/2020
Updated: 10/12/2021
Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent
Risk Information
CVSS Score Source: CVE-2019-17006
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Critical
Base Score: 10
Temporal Score: 7.4
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Temporal Vector: E:U/RL:OF/RC:C
CVSS v3
Risk Factor: Critical
Base Score: 9.8
Temporal Score: 8.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.2, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_e4s:8.2, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_eus:8.2, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_tus:8.2, cpe:/o:redhat:rhel_tus:8.4, p-cpe:/a:redhat:enterprise_linux:nspr, p-cpe:/a:redhat:enterprise_linux:nspr-devel, p-cpe:/a:redhat:enterprise_linux:nss, p-cpe:/a:redhat:enterprise_linux:nss-devel, p-cpe:/a:redhat:enterprise_linux:nss-softokn, p-cpe:/a:redhat:enterprise_linux:nss-softokn-devel, p-cpe:/a:redhat:enterprise_linux:nss-softokn-freebl, p-cpe:/a:redhat:enterprise_linux:nss-softokn-freebl-devel, p-cpe:/a:redhat:enterprise_linux:nss-sysinit, p-cpe:/a:redhat:enterprise_linux:nss-tools, p-cpe:/a:redhat:enterprise_linux:nss-util, p-cpe:/a:redhat:enterprise_linux:nss-util-devel
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 8/3/2020
Vulnerability Publication Date: 12/3/2019
Reference Information
CVE: CVE-2019-11756, CVE-2019-17006, CVE-2019-17023, CVE-2020-12402