CVE-2013-0643

CVE-2013-0643 is a high-severity vulnerability in Adobe Flash Player with a CVSS 3.x base score of 8.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2024-09-17). The underlying weakness is classified as CWE-269.

Key facts

Description

The Firefox sandbox in Adobe Flash Player before 10.3.183.67 and 11.x before 11.6.602.171 on Windows and Mac OS X, and before 10.3.183.67 and 11.x before 11.2.202.273 on Linux, does not properly restrict privileges, which makes it easier for remote attackers to execute arbitrary code via crafted SWF content, as exploited in the wild in February 2013.

Frequently asked questions

What is CVE-2013-0643?
The Firefox sandbox in Adobe Flash Player before 10.3.183.67 and 11.x before 11.6.602.171 on Windows and Mac OS X, and before 10.3.183.67 and 11.x before 11.2.202.273 on Linux, does not properly restrict privileges, which makes it easier for remote attackers to execute arbitrary code via crafted SWF content, as exploited in the wild in February 2013.
How severe is CVE-2013-0643?
CVE-2013-0643 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2013-0643 being actively exploited?
Yes. CVE-2013-0643 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2024-09-17, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2013-0643?
CVE-2013-0643 primarily affects Adobe Flash Player. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-0643?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2013-0643 have an EU (EUVD) identifier?
Yes. CVE-2013-0643 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2013-0654. It is also flagged as exploited in the EUVD (since 2024-09-17).
When was CVE-2013-0643 published?
CVE-2013-0643 was published on 2013-02-27 and last updated on 2026-06-16.

References

Affected products (12)

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