CVE-2012-3745

CVE-2012-3745 is a medium-severity vulnerability in Apple Iphone Os with a CVSS 2.0 base score of 5.0. 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-119.

Key facts

Description

Off-by-one error in Telephony in Apple iOS before 6 allows remote attackers to cause a denial of service (buffer overflow and connectivity outage) via a crafted user-data header in an SMS message.

Frequently asked questions

What is CVE-2012-3745?
Off-by-one error in Telephony in Apple iOS before 6 allows remote attackers to cause a denial of service (buffer overflow and connectivity outage) via a crafted user-data header in an SMS message.
How severe is CVE-2012-3745?
CVE-2012-3745 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-3745 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3745?
CVE-2012-3745 primarily affects Apple Iphone Os. In total, 40 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3745?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3745 published?
CVE-2012-3745 was published on 2012-09-20 and last updated on 2026-06-16.

References

Affected products (40)

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