PT-2018-17631 · Apple+1 · Cups+1

Dan Bastone · Published 2018-07-11 · Updated 2019-10-03 · CVE-2018-6553

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions CUPS versions prior to 2.2.7-1ubuntu2.1 CUPS versions prior to 2.2.4-7ubuntu3.1 CUPS versions prior to 2.1.3-4ubuntu0.5 CUPS versions prior to 1.7.2-0ubuntu1.10

Description The issue is related to the CUPS AppArmor profile, which incorrectly confined the dnssd backend due to the use of hard links. A local attacker could possibly use this issue to escape confinement.

Recommendations For versions prior to 2.2.7-1ubuntu2.1, update to version 2.2.7-1ubuntu2.1 or later. For versions prior to 2.2.4-7ubuntu3.1, update to version 2.2.4-7ubuntu3.1 or later. For versions prior to 2.1.3-4ubuntu0.5, update to version 2.1.3-4ubuntu0.5 or later. For versions prior to 1.7.2-0ubuntu1.10, update to version 1.7.2-0ubuntu1.10 or later.

Fix

Related Identifiers

CVE-2018-6553

DLA-1426-1

DSA-4243-1

USN-3713-1

Affected Products

Cups

Ubuntu

References · 18

• https://osv.dev/vulnerability/DEBIAN-CVE-2018-6553 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2018-6553 · Security Note
• https://debian.org/security/2018/dsa-4243 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-6553 · Security Note
• https://osv.dev/vulnerability/DSA-4243-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2018-6553 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-4180 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3713-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3713-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-6553 · Vendor Advisory
• https://security.gentoo.org/glsa/201908-08 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-6553 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-4181 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-6553 · Vendor Advisory
• https://usn.ubuntu.com/usn/usn-3713-1 · Vendor Advisory