What is CVE-2021-1836?

CVE-2021-1836 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Improper Privilege Management. CVSS score: 5.5/10. Published 2021-09-08.

How severe is CVE-2021-1836?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Privilege escalation in Apple iOS And Ipados

CVE-2021-1836

A logic issue was addressed with improved restrictions. This issue is fixed in iOS 14.5 and iPadOS 14.5, tvOS 14.5. A local user may be able to create or modify privileged files.

Vulnerability class: Privilege Escalation

EPSS: 0.003 (20.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Apple Ios And Ipados — versions unspecified
Apple Ipados
Apple Iphone_os
Apple Tvos — versions unspecified

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

product-security@apple.com (x_refsource_MISC, Vendor Advisory)
product-security@apple.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-1836?: CVE-2021-1836 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Improper Privilege Management. CVSS score: 5.5/10. Published 2021-09-08.
How severe is CVE-2021-1836?: Medium severity. CVSS v3 base score is 5.5 out of 10.