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CVE-2018-4181

20
FAUCET Score

CVE-2018-4181 is a medium-severity vulnerability affecting macOS High Sierra before version 10.13.5, specifically within the CUPS printing system. It involves an access restriction issue that could lead to unauthorized information disclosure (confidentiality impact) if exploited by a local attacker with low privileges. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 10.13.5CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
16.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
17.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
18.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.45%
Probability of exploitation in next 30 days
EPSS Percentile
36.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0045 is in the 91st percentile among its peer group of 15,938 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: cups-1:1.6.3-43.el7
View patch
applevendor investigatingvia nvd_reference
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: cups
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: cups

Vendor Advisories (1)

redhatCVE-2018-4181Moderate

cups: Manipulation of cupsd.conf by a local attacker resulting in limited reads of arbitrary files as root

May 9, 2018

References

lists.debian.org / debian-lts-announce/2018/07/msg00014.html
Third Party Advisory
security.gentoo.org / glsa/201908-08
support.apple.com / HT208849
Vendor Advisory
usn.ubuntu.com / 3713-1
Third Party Advisory
debian.org / security/2018/dsa-4243
Third Party Advisory