CVE-2013-5178 — LaunchServices in Apple Mac OS X before 10.9 does not properly restrict Unicode characters in filenames, which allows context-dependent attackers to spoof file extensions via a crafted character sequence

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MEDIUM

LaunchServices in Apple Mac OS X before 10.9 does not properly restrict Unicode characters in filenames, which allows context-dependent attackers to spoof file extensions via a crafted character sequence

Published Oct 24, 2013

5.0

MEDIUM

CVSS 2.0

EPSS 1.04%

Description

LaunchServices in Apple Mac OS X before 10.9 does not properly restrict Unicode characters in filenames, which allows context-dependent attackers to spoof file extensions via a crafted character sequence.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.04% 0.01042

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

EPSS probability 0.01042

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	1.04% (0.01042)	62.75th	v5 (v2026.06.15)
Jun 15, 2026	1.04% (0.01042)	59.44th	v5 (v2026.06.15)
Mar 17, 2025	0.35% (0.00351)	55.31th	v4 (v2025.03.14)
Dec 12, 2024	0.10% (0.00096)	41.99th	v3 (v2023.03.01)
Jul 10, 2024	0.10% (0.00099)	41.43th	v3 (v2023.03.01)
Mar 7, 2023	0.10% (0.00099)	39.38th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Sep 10, 2022	0.89% (0.00885)	26.24th	v2 (v2022.01.01)
Apr 1, 2022	0.89% (0.00885)	24.24th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)

Weaknesses (1)

CWE-264

References (2)

http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
vendor-advisoryx_refsource_APPLEVendor Advisory
http://support.apple.com/kb/HT6150
x_refsource_CONFIRM

Link	Providers	Tags
http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html		vendor-advisoryx_refsource_APPLEVendor Advisory
http://support.apple.com/kb/HT6150		x_refsource_CONFIRM

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner apple

Published Oct 24, 2013

Updated Aug 6, 2024

Reserved Aug 15, 2013

Link CVE-2013-5178

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2013-5178

Red Hat

Severity n/a

Public date n/a

Links CVE-2013-5178