CVE-2013-5143 — The RADIUS service in Server App in Apple OS X Server before 3.0 selects a fallback X.509 certificate in unspecified circumstances, which might allow man-in-the-middle attackers to hijack RADIUS sessions by leveraging knowledge of the private key that matches this fallback certificate

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MEDIUM

The RADIUS service in Server App in Apple OS X Server before 3.0 selects a fallback X.509 certificate in unspecified circumstances, which might allow man-in-the-middle attackers to hijack RADIUS sessions by leveraging knowledge of the private key that matches this fallback certificate

Published Oct 24, 2013

6.8

MEDIUM

CVSS 2.0

EPSS 0.55%

Description

The RADIUS service in Server App in Apple OS X Server before 3.0 selects a fallback X.509 certificate in unspecified circumstances, which might allow man-in-the-middle attackers to hijack RADIUS sessions by leveraging knowledge of the private key that matches this fallback certificate.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.55% 0.00554

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.00554

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 2, 2026	0.55% (0.00554)	44.29th	v5 (v2026.06.15)
Jun 15, 2026	0.55% (0.00554)	41.68th	v5 (v2026.06.15)
Mar 17, 2025	0.19% (0.00188)	38.49th	v4 (v2025.03.14)
Dec 12, 2024	0.11% (0.00107)	45.23th	v3 (v2023.03.01)
Apr 25, 2024	0.11% (0.00113)	44.15th	v3 (v2023.03.01)
Mar 7, 2023	0.11% (0.00107)	41.89th	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 (0)

No CWE recorded.

References (1)

http://lists.apple.com/archives/security-announce/2013/Oct/msg00006.html
vendor-advisoryx_refsource_APPLEVendor Advisory

Link	Providers	Tags
http://lists.apple.com/archives/security-announce/2013/Oct/msg00006.html		vendor-advisoryx_refsource_APPLEVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner apple

Published Oct 24, 2013

Updated Sep 16, 2024

Reserved Aug 15, 2013

Link CVE-2013-5143

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2013-5143

Red Hat

Severity n/a

Public date n/a

Links CVE-2013-5143