How severe is CVE-2011-3458?

CVE-2011-3458 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2011-3458 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-3458?

CVE-2011-3458 primarily affects Apple Mac Os X. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-3458?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-3458 published?

CVE-2011-3458 was published on 2012-02-02 and last updated on 2026-06-16.

CVE-2011-3458

CVE-2011-3458 is a medium-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 6.8. 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

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Apple Mac Os X
Published: 2012-02-02
Last modified: 2026-06-16

Description

QuickTime in Apple Mac OS X before 10.7.3 does not prevent access to uninitialized memory locations, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted MP4 file.

Frequently asked questions

What is CVE-2011-3458?: QuickTime in Apple Mac OS X before 10.7.3 does not prevent access to uninitialized memory locations, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted MP4 file.
How severe is CVE-2011-3458?: CVE-2011-3458 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2011-3458 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3458?: CVE-2011-3458 primarily affects Apple Mac Os X. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-3458?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-3458 published?: CVE-2011-3458 was published on 2012-02-02 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.7.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.7.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.7.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.7.1:*:*:*:*:*:*:*

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