CVE-2016-4171

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Summary

CVECVE-2016-4171
StatePUBLISHED
Assigneradobe
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-06-16 14:59:51 UTC
Updated2026-04-21 21:07:11 UTC
DescriptionUnspecified 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.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.199030000 probability, percentile 0.971540000 (date 2026-07-22)

CISA KEV: Listed on 2022-03-25; due 2022-04-15; ransomware use Unknown

Problem Types: NVD-CWE-noinfo | n/a | CWE-noinfo Not enough information

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1ADPDECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.0[email protected]Primary10AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:N/AC:L/Au:N/C:C/I:C/A:C

CISA Known Exploited Vulnerability

VendorAdobe
ProductFlash Player
NameAdobe Flash Player Remote Code Execution Vulnerability
Required ActionThe impacted product is end-of-life and should be disconnected if still in use.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2016-4171

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Adobe Flash Player All All All All
Application Adobe Flash Player All All All All
Operating System Apple Macos All All All All
Operating System Apple Mac Os X All All All All
Operating System Linux Linux Kernel - All All All
Operating System Microsoft Windows All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
github.com/cisagov/vulnrichment/issues/196 134c704f-9b21-4f2e-91b3-4a467353bcc0 github.com Issue Tracking
Adobe Flash Player: Multiple vulnerabilities (GLSA 201606-08) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org Third Party Advisory
Adobe Security Bulletin af854a3a-2127-422b-91ae-364da2661108 helpx.adobe.com Vendor Advisory
[security-announce] SUSE-SU-2016:1613-1: critical: Security update for f af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 access.redhat.com Third Party Advisory
[security-announce] openSUSE-SU-2016:1621-1: critical: Security update f af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
[security-announce] openSUSE-SU-2016:1625-1: critical: Security update f af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
Adobe Flash Player CVE-2016-4171 Remote Code Execution Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Adobe Flash Player Memory Corruption Flaw Lets Remote Users Execute Arbitrary Code - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Third Party Advisory, VDB Entry
www.cisa.gov/known-exploited-vulnerabilities-catalog 134c704f-9b21-4f2e-91b3-4a467353bcc0 www.cisa.gov US Government Resource
Adobe Security Advisory af854a3a-2127-422b-91ae-364da2661108 helpx.adobe.com Vendor Advisory
Vulnerability Note VU#748992 - Adobe Flash memory corruption vulnerability af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org Third Party Advisory, US Government Resource
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

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