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CVE-2013-0963

11
FAUCET Score

CVE-2013-0963 describes a vulnerability in Apple iOS before version 6.1, where Identity Services improperly handles AppleID certificate validation failures. This flaw could allow a physically proximate attacker to bypass authentication by exploiting an incorrect assignment of an empty string to an AppleID. The vulnerability has a low CVSS score of 2.1, indicating low attack complexity and local access requirements, with a potential impact of partial integrity compromise. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or inclusion in CISA's KEV catalog, and it has received minimal community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 6.0.2CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:6.0:*:*:*:*:*:*:*
6.0.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:6.0.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

AV:L/AC:L/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.21%
Probability of exploitation in next 30 days
EPSS Percentile
11.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0021 is in the 2nd percentile among its peer group of 2,096 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

lists.apple.com / archives/security-announce/2013/Jan/msg00000.html
Vendor Advisory
lists.apple.com / archives/security-announce/2013/Mar/msg00002.html
support.apple.com / kb/HT5642
Vendor Advisory