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Exploited vulnerability · CISA KEV

Is CVE-2015-8651 exploited? Yes: in CISA KEV since 25 May 2022

Gociux · Adobe Flash Player · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2015-8651, Adobe Flash Player Integer Overflow Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 25 May 2022, 2340 days after it was published. It affects Adobe Flash Player. If you run it, CISA's required action is: The impacted product is end-of-life and should be disconnected if still in use.

exploitedYesCISA KEV · 25 May 2022
ransomwareNot knownno confirmed use
EPSStop 1%among the most likely CVEs to be exploited
severity8.8CVSS 3.1 · high
US federal due15 Jun 2022BOD 22-01 deadline

What it is

Integer overflow in Adobe Flash Player allows attackers to execute code.

VendorAdobe (83 exploited CVEs in KEV)
ProductFlash Player
VulnerabilityAdobe Flash Player Integer Overflow Vulnerability
WeaknessCWE-189
Published28 Dec 2015
Added to KEV25 May 2022
Reported by (CNA)adobe

What to do

  1. Check whether you run it. Look for Flash Player in your asset inventory, including appliances and cloud images. Stack check lists every exploited Adobe CVE at once.
  2. Apply the fix. The impacted product is end-of-life and should be disconnected if still in use.
  3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 28 Dec 2015.
  4. Get told next time. Email alerts when CISA adds a CVE for Adobe.

Other exploited CVEs in Flash Player

References

Questions

Is CVE-2015-8651 being exploited?

Yes. CISA added CVE-2015-8651 to the Known Exploited Vulnerabilities catalog on 25 May 2022, which means there is reliable evidence of exploitation in the wild.

Is CVE-2015-8651 used in ransomware attacks?

CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.

How do I fix CVE-2015-8651?

The impacted product is end-of-life and should be disconnected if still in use. Check Adobe's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Flash Player and watch it for signs of compromise.

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in May 2022 · Adobe scorecard · act-now radar.

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