How severe is CVE-2005-2743?

CVE-2005-2743 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2005-2743 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-2743?

CVE-2005-2743 primarily affects Apple Quicktime. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2005-2743?

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-2005-2743 published?

CVE-2005-2743 was published on 2005-10-26 and last updated on 2026-06-16.

CVE-2005-2743

CVE-2005-2743 is a high-severity vulnerability in Apple Quicktime 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: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apple Quicktime
Published: 2005-10-26
Last modified: 2026-06-16

Description

The Java extensions for QuickTime 6.52 and earlier in Apple Mac OS X 10.3.9 allow untrusted applets to call arbitrary functions in system libraries, which allows remote attackers to execute arbitrary code.

Frequently asked questions

What is CVE-2005-2743?: The Java extensions for QuickTime 6.52 and earlier in Apple Mac OS X 10.3.9 allow untrusted applets to call arbitrary functions in system libraries, which allows remote attackers to execute arbitrary code.
How severe is CVE-2005-2743?: CVE-2005-2743 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-2743 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-2743?: CVE-2005-2743 primarily affects Apple Quicktime. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-2743?: 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-2005-2743 published?: CVE-2005-2743 was published on 2005-10-26 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:apple:quicktime:6.5.2:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.3.9:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.3.9:*:*:*:*:*:*:*

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