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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.

Sources and references

Verified primary and authoritative sources

  • CVE-2015-3113 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2015-3113

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2015-3113 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2015-3113

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.