How severe is CVE-2017-7167?

CVE-2017-7167 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-7167 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7167?

CVE-2017-7167 affects Apple Xcode. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-7167?

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

When was CVE-2017-7167 published?

CVE-2017-7167 was published on 2018-04-03 and last updated on 2026-06-17.

CVE-2017-7167

CVE-2017-7167 is a high-severity vulnerability in Apple Xcode with a CVSS 3.x base score of 7.8. 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: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Apple Xcode
Published: 2018-04-03
Last modified: 2026-06-17

Description

An issue was discovered in certain Apple products. Xcode before 9.2 is affected. The issue involves the "ld64" component. A buffer overflow allows remote attackers to execute arbitrary code via crafted source code.

Frequently asked questions

What is CVE-2017-7167?: An issue was discovered in certain Apple products. Xcode before 9.2 is affected. The issue involves the "ld64" component. A buffer overflow allows remote attackers to execute arbitrary code via crafted source code.
How severe is CVE-2017-7167?: CVE-2017-7167 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-7167 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7167?: CVE-2017-7167 affects Apple Xcode. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-7167?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-7167 published?: CVE-2017-7167 was published on 2018-04-03 and last updated on 2026-06-17.

References

https://support.apple.com/HT208456

Affected products (1)

cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:*

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