9.3

CVE-2018-4451: apple mac_os_x

CVSS: 9.3v2.0HighModified
Published 27-10-2020Last modified 05-08-2024

Vulnerability summary

CVE-2018-4451 is a high (CVSS 9.3) vulnerability in apple mac_os_x. EPSS estimates a 0.91% chance of exploitation in the next 30 days, higher than 59.1% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.3/10
010
High · v2.0 (NVD)
EPSS score
0.91%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 27-10-2020
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

This issue is fixed in macOS Mojave 10.14. A memory corruption issue was addressed with improved input validation.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.91%

Chance of exploitation in the next 30 days

Percentile

59%

Versus all other CVEs

30-day change

0.00 pp

From 0.91% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.91%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Apple2 products

1 vendor · 2 products

References

1 links