CVE-2017-13908 — An issue in handling file permissions was addressed with improved validation

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HIGH

An issue in handling file permissions was addressed with improved validation

Published Dec 23, 2021

7.8

HIGH

CVSS 3.1

EPSS 0.23%

Description

An issue in handling file permissions was addressed with improved validation. This issue is fixed in macOS High Sierra 10.13.1, Security Update 2017-001 Sierra, and Security Update 2017-004 El Capitan, macOS High Sierra 10.13. A local attacker may be able to execute non-executable text files via an SMB share.

Affected products

Vendor Apple Product macOS Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <10.13

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	<10.13

Remediation

No remediation recorded yet.

Metrics

0.23% 0.00234

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00234

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3
EPSS v4

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3
EPSS v4

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.23% (0.00234)	12.95th	v5 (v2026.06.15)
Jun 15, 2026	0.23% (0.00234)	14.03th	v5 (v2026.06.15)
Mar 17, 2025	0.03% (0.00034)	6.41th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00042)	5.07th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00042)	5.63th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)
Feb 3, 2022	0.05% (0.00049)	0.02th	v5 (v2026.06.15)
Dec 24, 2021	0.33% (0.00332)	6.93th	v1

Weaknesses (0)

No CWE recorded.

References (2)

https://support.apple.com/en-us/HT208144
x_refsource_MISCVendor Advisory
https://support.apple.com/en-us/HT208221
x_refsource_MISCVendor Advisory

Link	Providers	Tags
https://support.apple.com/en-us/HT208144		x_refsource_MISCVendor Advisory
https://support.apple.com/en-us/HT208221		x_refsource_MISCVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner apple

Published Dec 23, 2021

Updated Aug 5, 2024

Reserved Aug 30, 2017

Link CVE-2017-13908

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2017-13908

Red Hat

Severity n/a

Public date n/a

Links CVE-2017-13908