How severe is CVE-2003-0871?

CVE-2003-0871 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2003-0871 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2003-0871?

CVE-2003-0871 primarily affects Apple Mac Os X. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2003-0871?

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-2003-0871 published?

CVE-2003-0871 was published on 2003-11-03 and last updated on 2026-06-16.

CVE-2003-0871

CVE-2003-0871 is a high-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apple Mac Os X
Published: 2003-11-03
Last modified: 2026-06-16

Description

Unknown vulnerability in QuickTime Java in Mac OS X v10.3 and Mac OS X Server 10.3 allows attackers to gain "unauthorized access to a system."

Frequently asked questions

What is CVE-2003-0871?: Unknown vulnerability in QuickTime Java in Mac OS X v10.3 and Mac OS X Server 10.3 allows attackers to gain "unauthorized access to a system."
How severe is CVE-2003-0871?: CVE-2003-0871 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2003-0871 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0871?: CVE-2003-0871 primarily affects Apple Mac Os X. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0871?: 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-2003-0871 published?: CVE-2003-0871 was published on 2003-11-03 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:o:apple:mac_os_x:10.3:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.3:*:*:*:*:*:*:*

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