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CVE-2016-4171

Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier allows remote attackers to...

9.8 CriticalIn KEVFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

20.1%Up 10.0 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 9.8

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.

Record
CVE-2016-4171
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Updated
2026-11-02
CVE List 7.8

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.

Record
CVE-2016-4171
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
EUVDEUVD-2016-5172 7.8

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.

Record
EUVD-2016-5172
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-mgfm-9xxf-m8pm 9.8

Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier allows remote attackers to...

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.

Record
GHSA-mgfm-9xxf-m8pm
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
CISA KEV No score

Adobe Flash Player Remote Code Execution Vulnerability

Unspecified vulnerability in Adobe Flash Player allows for remote code execution.

Record
CVE-2016-4171
Updated
2026-11-02
OSVUBUNTU-CVE-2016-4171 9.8

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.

Record
UBUNTU-CVE-2016-4171
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2016-0228 No score

Updated flash-player-plugin packages fix security vulnerabilities

Adobe Flash Player 11.2.202.626 contains fixes to critical security vulnerabilities found in earlier versions that could potentially allow an attacker to take control of the affected system.

This update resolves type confusion vulnerabilities that could lead to code execution (CVE-2016-4144, CVE-2016-4149).

This update resolves use-after-free vulnerabilities that could lead to code execution (CVE-2016-4142, CVE-2016-4143, CVE-2016-4145, CVE-2016-4146, CVE-2016-4147, CVE-2016-4148).

This update resolves heap buffer overflow vulnerabilities that could lead to code execution (CVE-2016-4135, CVE-2016-4136, CVE-2016-4138).

This update resolves memory corruption vulnerabilities that could lead to code execution (CVE-2016-4122, CVE-2016-4123, CVE-2016-4124, CVE-2016-4125, CVE-2016-4127, CVE-2016-4128, CVE-2016-4129, CVE-2016-4130, CVE-2016-4131, CVE-2016-4132, CVE-2016-4133, CVE-2016-4134, CVE-2016-4137, CVE-2016-4141, CVE-2016-4150, CVE-2016-4151, CVE-2016-4152, CVE-2016-4153, CVE-2016-4154, CVE-2016-4155, CVE-2016-4156, CVE-2016-4166, CVE-2016-4171).

This update resolves a vulnerability in the directory search path used to find resources that could lead to code execution (CVE-2016-4140).

This update resolves a vulnerability that could be exploited to bypass the same-origin-policy and lead to information disclosure (CVE-2016-4139).

Adobe reports that an exploit for CVE-2016-4171 exists in the wild.

Record
MGASA-2016-0228
Updated
2026-11-02
OSVSUSE-SU-2016:1613-1 No score

Security update for flash-player

Adobe flash-player was updated to 11.2.202.626 to fix the following security issues:

Security update to 11.2.202.626 (boo#984695):

  • APSB16-18, CVE-2016-4122, CVE-2016-4123, CVE-2016-4124, CVE-2016-4125, CVE-2016-4127, CVE-2016-4128, CVE-2016-4129, CVE-2016-4130, CVE-2016-4131, CVE-2016-4132, CVE-2016-4133, CVE-2016-4134, CVE-2016-4135, CVE-2016-4136, CVE-2016-4137, CVE-2016-4138, CVE-2016-4139, CVE-2016-4140, CVE-2016-4141, CVE-2016-4142, CVE-2016-4143, CVE-2016-4144, CVE-2016-4145, CVE-2016-4146, CVE-2016-4147, CVE-2016-4148, CVE-2016-4149, CVE-2016-4150, CVE-2016-4151, CVE-2016-4152, CVE-2016-4153, CVE-2016-4154, CVE-2016-4155, CVE-2016-4156, CVE-2016-4166, CVE-2016-4171

Please see https://helpx.adobe.com/security/products/flash-player/apsb16-18.html for more information.

Record
SUSE-SU-2016:1613-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
flash-player-plugin
Mageia:5
From an advisory covering 36 CVEs
 before 11.2.202.626-1.1.mga5.nonfree
11.2.202.626-1.1.mga5.nonfree
flash-plugin
Red Hat:rhel_extras:5::client
From an advisory covering 36 CVEs
 before 0:11.2.202.626-1.el5_11
0:11.2.202.626-1.el5_11
flash-plugin
Red Hat:rhel_extras:5::server
From an advisory covering 36 CVEs
 before 0:11.2.202.626-1.el5_11
0:11.2.202.626-1.el5_11
flash-plugin
Red Hat:rhel_extras:6
From an advisory covering 36 CVEs
 before 0:11.2.202.626-1.el6_8
0:11.2.202.626-1.el6_8
flash-player
SUSE:Linux Enterprise Desktop 12
From an advisory covering 36 CVEs
 before 11.2.202.626-133.1
11.2.202.626-133.1
flash-player
SUSE:Linux Enterprise Desktop 12 SP1
From an advisory covering 36 CVEs
 before 11.2.202.626-133.1
11.2.202.626-133.1
flash-player
SUSE:Linux Enterprise Workstation Extension 12
From an advisory covering 36 CVEs
 before 11.2.202.626-133.1
11.2.202.626-133.1
flash-player
SUSE:Linux Enterprise Workstation Extension 12 SP1
From an advisory covering 36 CVEs
 before 11.2.202.626-133.1
11.2.202.626-133.1
flashplugin-nonfree
Ubuntu:14.04:LTS
 before 11.2.202.626ubuntu0.14.04.1, plus listed versions
11.2.202.310ubuntu111.2.202.327ubuntu0.13.10.111.2.202.332ubuntu111.2.202.335ubuntu111.2.202.336ubuntu1
Show 37 moreShow less
11.2.202.341ubuntu111.2.202.346ubuntu111.2.202.350ubuntu111.2.202.356ubuntu0.14.04.111.2.202.359ubuntu0.14.04.111.2.202.378ubuntu0.14.04.111.2.202.394ubuntu0.14.04.111.2.202.400ubuntu0.14.04.111.2.202.406ubuntu0.14.04.111.2.202.406ubuntu0.14.04.211.2.202.411ubuntu0.14.04.111.2.202.418ubuntu0.14.04.111.2.202.424ubuntu0.14.04.111.2.202.425ubuntu0.14.04.111.2.202.429ubuntu0.14.04.111.2.202.438ubuntu0.14.04.111.2.202.440ubuntu0.14.04.111.2.202.442ubuntu0.14.04.111.2.202.451ubuntu0.14.04.111.2.202.457ubuntu0.14.04.111.2.202.460ubuntu0.14.04.111.2.202.466ubuntu0.14.04.111.2.202.468ubuntu0.14.04.111.2.202.481ubuntu0.14.04.111.2.202.481ubuntu0.14.04.211.2.202.491ubuntu0.14.04.111.2.202.508ubuntu0.14.04.111.2.202.521ubuntu0.14.04.111.2.202.535ubuntu0.14.04.111.2.202.540ubuntu0.14.04.211.2.202.548ubuntu0.14.04.111.2.202.554ubuntu0.14.04.111.2.202.559ubuntu0.14.04.111.2.202.569ubuntu0.14.04.111.2.202.577ubuntu0.14.04.111.2.202.616ubuntu0.14.04.111.2.202.621ubuntu0.14.04.1
11.2.202.626ubuntu0.14.04.1
flashplugin-nonfree
Ubuntu:16.04:LTS
 before 11.2.202.626ubuntu0.16.04.1, plus listed versions
11.2.202.540ubuntu211.2.202.548ubuntu111.2.202.554ubuntu111.2.202.559ubuntu111.2.202.569ubuntu111.2.202.577ubuntu111.2.202.616ubuntu111.2.202.621ubuntu0.16.04.1
11.2.202.626ubuntu0.16.04.1

History

History
RecordedChangedSources
affected
exploitation
first indexedCVE List, EUVD, GitHub Advisories, CISA KEV, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2016-4171 is a critical vulnerability (CVSS 9.8) in Adobe Flash Player, published June 16, 2016. CISA lists it as known to be exploited, since March 25, 2022. EUVD reports exploitation since March 25, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 20.1%, the 97th percentile. Fixed in flashplugin-nonfree 11.2.202.626ubuntu0.14.04.1.

References

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