CVE-2004-2687

CVE-2004-2687 is a critical-severity vulnerability in Apple Xcode with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 81% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-16.

Key facts

Description

distcc 2.x, as used in XCode 1.5 and others, when not configured to restrict access to the server port, allows remote attackers to execute arbitrary commands via compilation jobs, which are executed by the server without authorization checks.

Frequently asked questions

What is CVE-2004-2687?
distcc 2.x, as used in XCode 1.5 and others, when not configured to restrict access to the server port, allows remote attackers to execute arbitrary commands via compilation jobs, which are executed by the server without authorization checks.
How severe is CVE-2004-2687?
CVE-2004-2687 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2004-2687 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 81% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-2687?
CVE-2004-2687 primarily affects Apple Xcode. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-2687?
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-2004-2687 published?
CVE-2004-2687 was published on 2004-12-31 and last updated on 2026-06-16.

References

Affected products (2)

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