Buffer overflow in Adobe Flash Player

CVE-2016-4166

Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier, as used in the Adobe Flash libraries in Microsoft Internet Explorer 10 and 11 and Microsoft Edge, has unknown impact and attack vectors, a different vulnerability than other CVEs listed in MS16-083.

Vulnerability class: Buffer Overflow

EPSS: 0.039 (89.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-4166?
CVE-2016-4166 is a high-severity vulnerability in Adobe Flash Player, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2016-06-16.
How severe is CVE-2016-4166?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2016-4166 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.