How severe is CVE-2014-8817?

CVE-2014-8817 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2014-8817 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-2014-8817?

CVE-2014-8817 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-8817?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2014-8817 published?

CVE-2014-8817 was published on 2015-01-30 and last updated on 2026-06-17.

CVE-2014-8817

CVE-2014-8817 is a critical-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 10.0. 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-19.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-19
Affected product: Apple Mac Os X
Published: 2015-01-30
Last modified: 2026-06-17

Description

coresymbolicationd in CoreSymbolication in Apple OS X before 10.10.2 does not verify that expected data types are present in XPC messages, which allows attackers to execute arbitrary code in a privileged context via a crafted app, as demonstrated by lack of verification of xpc_dictionary_get_value API return values during handling of a (1) match_mmap_archives, (2) delete_mmap_archives, (3) write_mmap_archive, or (4) read_mmap_archive command.

Frequently asked questions

What is CVE-2014-8817?: coresymbolicationd in CoreSymbolication in Apple OS X before 10.10.2 does not verify that expected data types are present in XPC messages, which allows attackers to execute arbitrary code in a privileged context via a crafted app, as demonstrated by lack of verification of xpc_dictionary_get_value API return values during handling of a (1) match_mmap_archives, (2) delete_mmap_archives, (3) write_mmap_archive, or (4) read_mmap_archive command.
How severe is CVE-2014-8817?: CVE-2014-8817 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2014-8817 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-2014-8817?: CVE-2014-8817 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-8817?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2014-8817 published?: CVE-2014-8817 was published on 2015-01-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

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