PatchSiren

PatchSiren cyber security CVE debrief

CVE-2015-3113 Adobe CVE debrief

CVE-2015-3113 is a heap-based buffer overflow in Adobe Flash Player that CISA lists in its Known Exploited Vulnerabilities catalog. The key defensive takeaway is that the impacted product is end-of-life; if Flash Player is still present anywhere, it should be removed or disconnected rather than treated as a normal patching item.

Vendor
Adobe
Product
Flash Player
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-04-13
Original CVE updated
2022-04-13
Advisory published
2022-04-13
Advisory updated
2022-04-13

Who should care

Security teams, endpoint and asset owners, vulnerability managers, and anyone still supporting legacy systems that may have Adobe Flash Player installed. This is especially important for environments with old browsers, kiosks, embedded systems, or other inherited software stacks.

Technical summary

The official records identify this issue as a heap-based buffer overflow affecting Adobe Flash Player. CISA has cataloged it as a known exploited vulnerability. Because the impacted product is end-of-life, the practical defensive concern is legacy exposure rather than routine patch deployment.

Defensive priority

Urgent. CISA has flagged this CVE as known exploited, and the impacted product is end-of-life. Legacy instances should be removed or disconnected as soon as they are found.

Recommended defensive actions

  • Inventory endpoints, VDI images, kiosks, and legacy browser environments for any remaining Adobe Flash Player installations.
  • Remove or disable Flash Player wherever it is still present.
  • If removal is not immediately possible, disconnect the affected system from networks until it can be remediated.
  • Use vulnerability management and asset discovery tooling to confirm that no Flash-dependent workflows remain.
  • Treat the issue as a legacy exposure problem and document compensating controls for any unavoidable exceptions.

Evidence notes

This debrief is based on the official CVE record, the NVD entry, and CISA's Known Exploited Vulnerabilities catalog entry. The supplied CISA source notes that the impacted product is end-of-life and should be disconnected if still in use. No exploit details or CVSS score were supplied in the corpus.

Official resources

CISA listed CVE-2015-3113 in the Known Exploited Vulnerabilities catalog on 2022-04-13, with a due date of 2022-05-04. The provided sources do not include exploit timeline details beyond KEV listing and the end-of-life handling guidance.