CVE-2016-4171: Adobe Flash Player Remote Code Execution Vulnerability

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: yes — in CISA KEV since 2022-03-25
EPSS: 20.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-06-16 · updated 2026-06-17

Description

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.

Affected products

Adobe Flash Player 24.0.0.186 and earlier.: through 11.2.202.621; through 21.0.0.242; through 18.0.0.352
Opensuse: 13.1, 13.2
RedHat Enterprise Linux Desktop: 5.0, 6.0
RedHat Enterprise Linux Server: 5.0, 6.0
RedHat Enterprise Linux Workstation: 5.0, 6.0
SUSE Linux Enterprise Server 15 SP1: 12, 12-sp1
SUSE Linux Enterprise Workstation Extension: 12, 12-sp1

References

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00035.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00038.html
http://www.securityfocus.com/bid/91184
http://www.securitytracker.com/id/1036094
https://access.redhat.com/errata/RHSA-2016:1238
https://helpx.adobe.com/security/products/flash-player/apsa16-03.html
https://helpx.adobe.com/security/products/flash-player/apsb16-18.html
https://security.gentoo.org/glsa/201606-08
https://www.kb.cert.org/vuls/id/748992
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00035.html

Get alerted when CVE-2016-4171 or the next vulnerability affects your stack