CVE-2013-0963 — Identity Services in Apple iOS before 6.1 does not properly handle validation failures of AppleID certificates, which might allow physically proximate attackers to bypass authentication by leveraging an incorrect assignment of an empty string value to an AppleID

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LOW

Identity Services in Apple iOS before 6.1 does not properly handle validation failures of AppleID certificates, which might allow physically proximate attackers to bypass authentication by leveraging an incorrect assignment of an empty string value to an AppleID

Published Jan 29, 2013

2.1

LOW

CVSS 2.0

EPSS 0.21%

Description

Identity Services in Apple iOS before 6.1 does not properly handle validation failures of AppleID certificates, which might allow physically proximate attackers to bypass authentication by leveraging an incorrect assignment of an empty string value to an AppleID.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.21% 0.00212

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

EPSS probability 0.00212

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	0.21% (0.00212)	10.42th	v5 (v2026.06.15)
Jun 15, 2026	0.21% (0.00212)	11.40th	v5 (v2026.06.15)
Mar 17, 2025	0.04% (0.00040)	9.16th	v4 (v2025.03.14)
Dec 12, 2024	0.09% (0.00093)	41.20th	v3 (v2023.03.01)
Jul 13, 2024	0.09% (0.00093)	39.91th	v3 (v2023.03.01)
Mar 7, 2023	0.09% (0.00093)	37.90th	v3 (v2023.03.01)
Mar 6, 2023	0.95% (0.00954)	36.37th	v2 (v2022.01.01)
Sep 2, 2022	0.95% (0.00954)	34.50th	v2 (v2022.01.01)
Apr 1, 2022	0.95% (0.00954)	32.50th	v2 (v2022.01.01)
Feb 4, 2022	0.95% (0.00954)	16.28th	v2 (v2022.01.01)

Weaknesses (1)

CWE-20

Improper Input Validation

References (3)

http://lists.apple.com/archives/security-announce/2013/Jan/msg00000.html
vendor-advisoryx_refsource_APPLEVendor Advisory
http://lists.apple.com/archives/security-announce/2013/Mar/msg00002.html
vendor-advisoryx_refsource_APPLE
http://support.apple.com/kb/HT5642
x_refsource_CONFIRMVendor Advisory

Link	Providers	Tags
http://lists.apple.com/archives/security-announce/2013/Jan/msg00000.html		vendor-advisoryx_refsource_APPLEVendor Advisory
http://lists.apple.com/archives/security-announce/2013/Mar/msg00002.html		vendor-advisoryx_refsource_APPLE
http://support.apple.com/kb/HT5642		x_refsource_CONFIRMVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner apple

Published Jan 29, 2013

Updated Aug 6, 2024

Reserved Jan 10, 2013

Link CVE-2013-0963

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2013-0963

Red Hat

Severity n/a

Public date n/a

Links CVE-2013-0963