CVE-2015-3043 Adobe CVE debrief

Who should care

Security teams, IT asset owners, and administrators responsible for any systems that still have Adobe Flash Player installed or enabled, especially where legacy applications or content may depend on it.

Technical summary

The supplied source corpus identifies CVE-2015-3043 as an Adobe Flash Player memory corruption vulnerability. CISA added it to the KEV catalog on 2022-03-03 and set a due date of 2022-03-24. The KEV record states that the impacted product is end-of-life and should be disconnected if still in use.

Defensive priority

Urgent. CISA lists this as a known exploited vulnerability, and the product is end-of-life, so remediation should focus on removal and disconnection rather than patching.

Recommended defensive actions

• Inventory all hosts, browsers, plugins, and embedded environments for any remaining Adobe Flash Player presence.
• Remove or disable Adobe Flash Player wherever it is found; do not keep it enabled for general use.
• If immediate removal is not possible, disconnect affected systems from networks until Flash is eliminated.
• Review dependent applications and replace any workflows that still require Flash with supported alternatives.
• Verify that browser settings, plugins, and endpoint management policies prevent reintroduction of Flash components.

Evidence notes

CISA’s KEV source item names the vulnerability as "Adobe Flash Player Memory Corruption Vulnerability," identifies vendorProject as Adobe and product as Flash Player, marks it as a known exploited vulnerability, and states: "The impacted product is end-of-life and should be disconnected if still in use." The same KEV entry lists dateAdded 2022-03-03 and dueDate 2022-03-24. Official CVE and NVD links are provided as references in the source corpus.

Official resources