How severe is CVE-2011-0176?

CVE-2011-0176 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2011-0176 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-2011-0176?

CVE-2011-0176 primarily affects Apple Mac Os X. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-0176?

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

When was CVE-2011-0176 published?

CVE-2011-0176 was published on 2011-03-23 and last updated on 2026-06-16.

CVE-2011-0176

CVE-2011-0176 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-119.

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-119
Affected product: Apple Mac Os X
Published: 2011-03-23
Last modified: 2026-06-16

Description

Multiple buffer overflows in Apple Type Services (ATS) in Apple Mac OS X before 10.6.7 allow remote attackers to execute arbitrary code via a document that contains a crafted embedded Type 1 font.

Frequently asked questions

What is CVE-2011-0176?: Multiple buffer overflows in Apple Type Services (ATS) in Apple Mac OS X before 10.6.7 allow remote attackers to execute arbitrary code via a document that contains a crafted embedded Type 1 font.
How severe is CVE-2011-0176?: CVE-2011-0176 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2011-0176 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-2011-0176?: CVE-2011-0176 primarily affects Apple Mac Os X. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-0176?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-0176 published?: CVE-2011-0176 was published on 2011-03-23 and last updated on 2026-06-16.

References

Affected products (14)

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.2:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.3:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.4:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.5:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.2:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.3:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.4:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.5:*:*:*:*:*:*:*

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