CVE-2013-5156

CVE-2013-5156 is a medium-severity vulnerability in Apple Iphone Os with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Description

The Telephony subsystem in Apple iOS before 7 does not require API conformity for access to telephony-daemon interfaces, which allows attackers to bypass intended restrictions on phone calls via a crafted app that sends direct requests to the daemon.

Frequently asked questions

What is CVE-2013-5156?
The Telephony subsystem in Apple iOS before 7 does not require API conformity for access to telephony-daemon interfaces, which allows attackers to bypass intended restrictions on phone calls via a crafted app that sends direct requests to the daemon.
How severe is CVE-2013-5156?
CVE-2013-5156 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2013-5156 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-5156?
CVE-2013-5156 primarily affects Apple Iphone Os. In total, 48 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-5156?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-5156 published?
CVE-2013-5156 was published on 2013-09-19 and last updated on 2026-06-16.

References

Affected products (48)

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