What is CVE-2016-4171?

CVE-2016-4171 is a critical-severity vulnerability in Adobe Flash_player. CVSS score: 9.8/10. Published 2016-06-16.

How severe is CVE-2016-4171?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2016-4171 known to be exploited?

Yes. CVE-2016-4171 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating it is being actively exploited. 4 public proof-of-concept repositories are indexed.

Vulnerability in Adobe Flash_player

CVE-2016-4171

Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier allows remote attackers to execute arbitrary code via unknown vectors, as exploited in the wild in June 2016.

EPSS: 0.199 (97.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Adobe Flash_player
Apple Macos
Apple Mac_os_x
Google Chrome_os
Linux Linux_kernel
Microsoft Windows
Microsoft Windows_10
Microsoft Windows_8.1
Opensuse — versions 13.1, 13.2
Redhat Enterprise_linux_desktop — versions 5.0, 6.0

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-03-25. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-04-15.

Required action: The impacted product is end-of-life and should be disconnected if still in use.

Public proof-of-concept exploits

References

psirt@adobe.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
psirt@adobe.com (x_refsource_CONFIRM, Vendor Advisory)
psirt@adobe.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
psirt@adobe.com (US Government Resource, x_refsource_CERT-VN, Third Party Advisory, third-party-advisory)
psirt@adobe.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
psirt@adobe.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
psirt@adobe.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
psirt@adobe.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
psirt@adobe.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
psirt@adobe.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2016-4171?: CVE-2016-4171 is a critical-severity vulnerability in Adobe Flash_player. CVSS score: 9.8/10. Published 2016-06-16.
How severe is CVE-2016-4171?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2016-4171 known to be exploited?: Yes. CVE-2016-4171 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating it is being actively exploited. 4 public proof-of-concept repositories are indexed.