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CVE-2016-4271

Adobe Flash Player before 18.0.0.375 and 19.x through 23.x before 23.0.0.162 on Windows and OS X...

6.5 MediumFix available

CVE-2016-4271 is a medium vulnerability (CVSS 6.5) in Adobe Flash Player, published September 14, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.55%, the 91st percentile. Fixed in flash-player-plugin 11.2.202.635-1.mga5.nonfree.

Adobe Flash Player before 18.0.0.375 and 19.x through 23.x before 23.0.0.162 on Windows and OS X and before 11.2.202.635 on Linux allows attackers to bypass intended access restrictions and obtain sensitive information via unspecified vectors, a different vulnerability than CVE-2016-4277 and CVE-2016-4278, aka a "local-with-filesystem Flash sandbox bypass" issue.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

4.55%Up 3.2 points since Feb 1, 2023
90%50%10%1%

What each source reports

NVD Score used 6.5

Adobe Flash Player before 18.0.0.375 and 19.x through 23.x before 23.0.0.162 on Windows and OS X and before 11.2.202.635 on Linux allows attackers to bypass intended access restrictions and obtain sensitive information via unspecified vectors, a different vulnerability than CVE-2016-4277 and CVE-2016-4278, aka a "local-with-filesystem Flash sandbox bypass" issue.

Record
CVE-2016-4271
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:P/I:N/A:N
Updated
2026-11-02
CVE List No score

Adobe Flash Player before 18.0.0.375 and 19.x through 23.x before 23.0.0.162 on Windows and OS X and before 11.2.202.635 on Linux allows attackers to bypass intended access restrictions and obtain sensitive information via unspecified vectors, a different vulnerability than CVE-2016-4277 and CVE-2016-4278, aka a "local-with-filesystem Flash sandbox bypass" issue.

Record
CVE-2016-4271
Updated
2026-11-02
EUVDEUVD-2016-5271 No score

Adobe Flash Player before 18.0.0.375 and 19.x through 23.x before 23.0.0.162 on Windows and OS X and before 11.2.202.635 on Linux allows attackers to bypass intended access restrictions and obtain sensitive information via unspecified vectors, a different vulnerability than CVE-2016-4277 and CVE-2016-4278, aka a "local-with-filesystem Flash sandbox bypass" issue.

Record
EUVD-2016-5271
Updated
2026-11-03
GitHub AdvisoriesGHSA-rhff-rv46-hwr9 7.5

Adobe Flash Player before 18.0.0.375 and 19.x through 23.x before 23.0.0.162 on Windows and OS X...

Adobe Flash Player before 18.0.0.375 and 19.x through 23.x before 23.0.0.162 on Windows and OS X and before 11.2.202.635 on Linux allows attackers to bypass intended access restrictions and obtain sensitive information via unspecified vectors, a different vulnerability than CVE-2016-4277 and CVE-2016-4278, aka a "local-with-filesystem Flash sandbox bypass" issue.

Record
GHSA-rhff-rv46-hwr9
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
OSVRHSA-2016:1865 8.8

Red Hat Security Advisory: flash-plugin security update

Record
RHSA-2016:1865
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2016-0315 No score

Updated flash-player-plugin packages fix security vulnerability

Adobe Flash Player 11.2.202.635 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 an integer overflow vulnerability that could lead to code execution (CVE-2016-4287).

This update resolves use-after-free vulnerabilities that could lead to code execution (CVE-2016-4272, CVE-2016-4279, CVE-2016-6921, CVE-2016-6923, CVE-2016-6925, CVE-2016-6926, CVE-2016-6927, CVE-2016-6929, CVE-2016-6930, CVE-2016-6931, CVE-2016-6932).

This update resolves security bypass vulnerabilities that could lead to information disclosure (CVE-2016-4271, CVE-2016-4277, CVE-2016-4278).

This update resolves memory corruption vulnerabilities that could lead to code execution (CVE-2016-4274, CVE-2016-4275, CVE-2016-4276, CVE-2016-4280, CVE-2016-4281, CVE-2016-4282, CVE-2016-4283, CVE-2016-4284, CVE-2016-4285, CVE-2016-6922, CVE-2016-6924).

Record
MGASA-2016-0315
Updated
2026-11-02
OSVSUSE-SU-2016:2312-1 No score

Security update for flash-player

This update for flash-player fixes the following security issues (APSB16-29, boo#998589):

  • integer overflow vulnerability that could lead to code execution (CVE-2016-4287).
  • use-after-free vulnerabilities that could lead to code execution (CVE-2016-4272, CVE-2016-4279, CVE-2016-6921, CVE-2016-6923, CVE-2016-6925, CVE-2016-6926, CVE-2016-6927, CVE-2016-6929, CVE-2016-6930, CVE-2016-6931, CVE-2016-6932)
  • security bypass vulnerabilities that could lead to information disclosure (CVE-2016-4271, CVE-2016-4277, CVE-2016-4278)
  • memory corruption vulnerabilities that could lead to code execution (CVE-2016-4182, CVE-2016-4237, CVE-2016-4238, CVE-2016-4274, CVE-2016-4275, CVE-2016-4276, CVE-2016-4280, CVE-2016-4281, CVE-2016-4282, CVE-2016-4283, CVE-2016-4284, CVE-2016-4285, CVE-2016-6922, CVE-2016-6924)
Record
SUSE-SU-2016:2312-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
flash-player-plugin
Mageia:5
before 11.2.202.635-1.mga5.nonfree
11.2.202.635-1.mga5.nonfree
flash-plugin
Red Hat:rhel_extras:5::client
before 0:11.2.202.635-1.el5_11
0:11.2.202.635-1.el5_11
flash-plugin
Red Hat:rhel_extras:5::server
before 0:11.2.202.635-1.el5_11
0:11.2.202.635-1.el5_11
flash-plugin
Red Hat:rhel_extras:6
before 0:11.2.202.635-1.el6_8
0:11.2.202.635-1.el6_8
flash-player
SUSE:Linux Enterprise Desktop 12 SP1
before 11.2.202.635-140.1
11.2.202.635-140.1
flash-player
SUSE:Linux Enterprise Workstation Extension 12 SP1
before 11.2.202.635-140.1
11.2.202.635-140.1

History

History
WhenChangedSources
2026-11-03aliasesEUVD
2026-11-02createdCVE List, GitHub Advisories, NVD, OSV

References

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