How severe is CVE-2011-0209?

CVE-2011-0209 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2011-0209 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-2011-0209?

CVE-2011-0209 primarily affects Apple Quicktime. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-0209?

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

When was CVE-2011-0209 published?

CVE-2011-0209 was published on 2011-06-24 and last updated on 2026-06-16.

CVE-2011-0209

CVE-2011-0209 is a medium-severity vulnerability in Apple Quicktime 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-190.

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-190
Affected product: Apple Quicktime
Published: 2011-06-24
Last modified: 2026-06-16

Description

Integer overflow in QuickTime in Apple Mac OS X before 10.6.8 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted RIFF WAV file.

Frequently asked questions

What is CVE-2011-0209?: Integer overflow in QuickTime in Apple Mac OS X before 10.6.8 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted RIFF WAV file.
How severe is CVE-2011-0209?: CVE-2011-0209 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2011-0209 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-2011-0209?: CVE-2011-0209 primarily affects Apple Quicktime. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-0209?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-0209 published?: CVE-2011-0209 was published on 2011-06-24 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:apple:quicktime:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

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