CVE-2012-3728

6.9 MEDIUM 0.3% exploit odds Fix listed

What it is

The kernel in Apple iOS before 6 dereferences invalid pointers during the handling of packet-filter data structures, which allows local users to gain privileges via a crafted program that makes packet-filter ioctl calls.

At a glance

Exploitability: Can be exploited locally on the machine without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.3% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2012-09-20 21:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:43 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.3% in the next 30 days (EPSS).
Severity: 6.9 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2012-09-20 21:55 UTC
Last modified: 2026-06-16 23:43 UTC
Exploit probability: 0.3% · EPSS, next 30 days
Weakness: CWE-264
Record status: Modified

Affected

Apple Iphone Os ≤ 5.1.1
Apple Iphone Os 1.0.0
Apple Iphone Os 1.0.1
Apple Iphone Os 1.0.2
Apple Iphone Os 1.1.0
Apple Iphone Os 1.1.1
Apple Iphone Os 1.1.2
Apple Iphone Os 1.1.3

Attack profile CVSS 2.0 · 6.9

Attack vector: Local
Complexity: Medium
Authentication: None
Confidentiality: Complete
Integrity: Complete
Availability: Complete

Raw vector

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

Is it in your code?

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Fix and advisories

References

NVD record · CVE.org record