RHEL 7 : cups (RHSA-2020:1050)
high Nessus Plugin ID 135077
Language:
Synopsis
The remote Red Hat host is missing one or more security updates.Description
The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1050 advisory.- cups: Local privilege escalation to root due to insecure environment variable handling (CVE-2018-4180)
- cups: Manipulation of cupsd.conf by a local attacker resulting in limited reads of arbitrary files as root (CVE-2018-4181)
- cups: Session cookie generated by the CUPS web interface is easy to guess (CVE-2018-4300)
- cups: Predictable session cookie breaks CSRF protection (CVE-2018-4700)
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/266.html
https://cwe.mitre.org/data/definitions/330.html
https://cwe.mitre.org/data/definitions/384.html
https://cwe.mitre.org/data/definitions/642.html
https://access.redhat.com/security/cve/CVE-2018-4180
https://access.redhat.com/security/cve/CVE-2018-4181
https://access.redhat.com/security/cve/CVE-2018-4300
https://access.redhat.com/security/cve/CVE-2018-4700
https://access.redhat.com/errata/RHSA-2020:1050
https://bugzilla.redhat.com/1607282
https://bugzilla.redhat.com/1607291
Plugin Details
Severity: High
ID: 135077
File Name: redhat-RHSA-2020-1050.nasl
Version: 1.7
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 4/1/2020
Updated: 5/13/2022
Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Medium
Base Score: 4.9
Temporal Score: 3.6
Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N
Temporal Vector: E:U/RL:OF/RC:C
CVSS Score Source: CVE-2018-4181
CVSS v3
Risk Factor: High
Base Score: 7.8
Temporal Score: 6.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: E:U/RL:O/RC:C
CVSS Score Source: CVE-2018-4180
Vulnerability Information
CPE: cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:cups, p-cpe:/a:redhat:enterprise_linux:cups-client, p-cpe:/a:redhat:enterprise_linux:cups-devel, p-cpe:/a:redhat:enterprise_linux:cups-filesystem, p-cpe:/a:redhat:enterprise_linux:cups-ipptool, p-cpe:/a:redhat:enterprise_linux:cups-libs, p-cpe:/a:redhat:enterprise_linux:cups-lpd
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: 3/31/2020
Vulnerability Publication Date: 5/24/2018