CVE-2020-9855 - A validation issue existed in the handling of symlinks

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HIGH

A validation issue existed in the handling of symlinks

Published Jun 9, 2020

7.8

HIGH

CVSS 3.1

EPSS 0.27%

Description

A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in macOS Catalina 10.15.5. A local attacker may be able to elevate their privileges.

Affected products

Vendor Apple Product macOS Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <macOS Catalina 10.15.5

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Apple

macOS

n/a

Version	Status	Constraints
unspecified	affected	<macOS Catalina 10.15.5

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-20

Improper Input Validation

References (2)

https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-30634
Advisory
https://support.apple.com/HT211170
x_refsource_MISCVendor Advisory

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-30634		Advisory
https://support.apple.com/HT211170		x_refsource_MISCVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner apple

Published Jun 9, 2020

Updated Aug 4, 2024

Reserved Mar 2, 2020

Link CVE-2020-9855

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2020-9855

Red Hat

Severity n/a

Public date n/a

Links CVE-2020-9855

ENISA EUVD

Assigner apple

Published Jun 9, 2020

Updated Aug 4, 2024

Exploited since n/a

Link EUVD-2020-30634

EUVD-2020-30634