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PatchSiren cyber security CVE debrief

CVE-2017-11292 Adobe CVE debrief

CVE-2017-11292 is an Adobe Flash Player type confusion vulnerability that CISA lists in its Known Exploited Vulnerabilities catalog. The supplied CISA guidance says the impacted product is end-of-life and should be disconnected if still in use. Because this is a known-exploited issue affecting unsupported software, any remaining Flash Player presence should be treated as urgent legacy risk, not routine patching work.

Vendor
Adobe
Product
Flash Player
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-03-03
Original CVE updated
2022-03-03
Advisory published
2022-03-03
Advisory updated
2022-03-03

Who should care

Security teams, endpoint administrators, vulnerability management owners, and asset owners responsible for any remaining Adobe Flash Player installations or legacy systems that still depend on Flash-related functionality.

Technical summary

The available source corpus identifies CVE-2017-11292 as a type confusion vulnerability in Adobe Flash Player. CISA has placed it in the Known Exploited Vulnerabilities catalog, which indicates confirmed exploitation in the wild. The source metadata also states that Adobe Flash Player is end-of-life, so the defensive posture is removal or disconnection rather than patching. No CVSS score was supplied in the provided data.

Defensive priority

Urgent. Treat as a high-priority legacy exposure because it is CISA KEV-listed and the impacted product is end-of-life.

Recommended defensive actions

  • Inventory where Adobe Flash Player still exists across endpoints, VDI, kiosks, and legacy application environments.
  • Remove or disable Flash Player wherever possible; do not keep it enabled on systems that do not absolutely require it.
  • If Flash Player is still required for a legacy workflow, isolate the affected system and disconnect it from untrusted networks as CISA recommends for end-of-life impacted products.
  • Verify browsers, plugins, and bundled components have not left residual Flash-related functionality behind.
  • Use vulnerability management and asset tracking to confirm no unsupported Flash Player installations remain.
  • Prioritize remediation and exception handling ahead of the CISA KEV due date context supplied for this item (2022-03-24).

Evidence notes

This debrief is limited to the supplied CISA KEV source item and the official CVE/NVD links. The source metadata identifies the vendor as Adobe, product as Flash Player, vulnerability name as a type confusion vulnerability, and marks it as known exploited. CISA’s note says the impacted product is end-of-life and should be disconnected if still in use. No CVSS metrics were provided in the input.

Sources and references

Verified primary and authoritative sources

  • CVE-2017-11292 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2017-11292

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

  • CVE-2017-11292 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2017-11292

    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.