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CVE-2017-11292

Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure,...

8.8 HighIn KEVFix available

Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure, which allows for an untrusted value to be used in the calculation of an array index. This can lead to type confusion, and successful exploitation could lead to arbitrary code execution.

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
High
Availability
High

Exploit likelihood

11.9%Up 2.5 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure, which allows for an untrusted value to be used in the calculation of an array index. This can lead to type confusion, and successful exploitation could lead to arbitrary code execution.

Record
CVE-2017-11292
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.0 MediumAV:N/AC:M/Au:S/C:P/I:P/A:P
Weakness
CWE-843
Updated
2026-11-02
CVE List 8.8

Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure, which allows for an untrusted value to be used in the calculation of an array index. This can lead to type confusion, and successful exploitation could lead to arbitrary code execution.

Record
CVE-2017-11292
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-843
Updated
2026-11-02
EUVDEUVD-2017-2926 8.8

Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure, which allows for an untrusted value to be used in the calculation of an array index. This can lead to type confusion, and successful exploitation could lead to arbitrary code execution.

Record
EUVD-2017-2926
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-f6x6-gf9m-8cc3 8.8

Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure,...

Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure, which allows for an untrusted value to be used in the calculation of an array index. This can lead to type confusion, and successful exploitation could lead to arbitrary code execution.

Record
GHSA-f6x6-gf9m-8cc3
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-843
Updated
2026-11-02
CISA KEV No score

Adobe Flash Player Type Confusion Vulnerability

Adobe Flash Player contains a type confusion vulnerability which can allow for remote code execution.

Record
CVE-2017-11292
Weakness
CWE-843
Updated
2026-11-02
OSVRHSA-2017:2899 8.8

Red Hat Security Advisory: flash-plugin security update

Record
RHSA-2017:2899
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
OSVUBUNTU-CVE-2017-11292 8.8

Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure, which allows for an untrusted value to be used in the calculation of an array index. This can lead to type confusion, and successful exploitation could lead to arbitrary code execution.

Record
UBUNTU-CVE-2017-11292
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2017-0377 No score

Updated flash-player-plugin packages fix security vulnerability

Adobe Flash Player 27.0.0.170 addresses a critical type confusion vulnerability that could lead to code execution (CVE-2017-11292).

Adobe is aware of a report that an exploit for CVE-2017-11292 exists in the wild, and is being used in limited, targeted attacks against users running Windows.

Record
MGASA-2017-0377
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
flash-player-plugin
Mageia:5
 before 27.0.0.170-1.mga5.nonfree
27.0.0.170-1.mga5.nonfree
flash-player-plugin
Mageia:6
 before 27.0.0.170-1.mga6.nonfree
27.0.0.170-1.mga6.nonfree
flash-plugin
Red Hat:rhel_extras:6
 before 0:27.0.0.170-1.el6_9
0:27.0.0.170-1.el6_9
flashplugin-nonfree
Ubuntu:14.04:LTS
 before 27.0.0.170ubuntu0.14.04.1, plus listed versions
11.2.202.310ubuntu111.2.202.327ubuntu0.13.10.111.2.202.332ubuntu111.2.202.335ubuntu111.2.202.336ubuntu1
Show 45 moreShow less
11.2.202.341ubuntu111.2.202.346ubuntu111.2.202.350ubuntu111.2.202.356ubuntu0.14.04.111.2.202.359ubuntu0.14.04.111.2.202.378ubuntu0.14.04.111.2.202.394ubuntu0.14.04.111.2.202.400ubuntu0.14.04.111.2.202.406ubuntu0.14.04.111.2.202.406ubuntu0.14.04.211.2.202.411ubuntu0.14.04.111.2.202.418ubuntu0.14.04.111.2.202.424ubuntu0.14.04.111.2.202.425ubuntu0.14.04.111.2.202.429ubuntu0.14.04.111.2.202.438ubuntu0.14.04.111.2.202.440ubuntu0.14.04.111.2.202.442ubuntu0.14.04.111.2.202.451ubuntu0.14.04.111.2.202.457ubuntu0.14.04.111.2.202.460ubuntu0.14.04.111.2.202.466ubuntu0.14.04.111.2.202.468ubuntu0.14.04.111.2.202.481ubuntu0.14.04.111.2.202.481ubuntu0.14.04.211.2.202.491ubuntu0.14.04.111.2.202.508ubuntu0.14.04.111.2.202.521ubuntu0.14.04.111.2.202.535ubuntu0.14.04.111.2.202.540ubuntu0.14.04.211.2.202.548ubuntu0.14.04.111.2.202.554ubuntu0.14.04.111.2.202.559ubuntu0.14.04.111.2.202.569ubuntu0.14.04.111.2.202.577ubuntu0.14.04.111.2.202.616ubuntu0.14.04.111.2.202.621ubuntu0.14.04.111.2.202.626ubuntu0.14.04.111.2.202.632ubuntu0.14.04.111.2.202.635ubuntu0.14.04.111.2.202.637ubuntu0.14.04.111.2.202.643ubuntu0.14.04.111.2.202.644ubuntu0.14.04.124.0.0.186ubuntu0.14.04.124.0.0.194ubuntu0.14.04.1
27.0.0.170ubuntu0.14.04.1
flashplugin-nonfree
Ubuntu:16.04:LTS
 before 27.0.0.170ubuntu0.16.04.1, plus listed versions
11.2.202.540ubuntu211.2.202.548ubuntu111.2.202.554ubuntu111.2.202.559ubuntu111.2.202.569ubuntu1
Show 21 moreShow less
11.2.202.577ubuntu111.2.202.616ubuntu111.2.202.621ubuntu0.16.04.111.2.202.626ubuntu0.16.04.111.2.202.632ubuntu0.16.04.111.2.202.635ubuntu0.16.04.111.2.202.637ubuntu0.16.04.111.2.202.643ubuntu0.16.04.111.2.202.644ubuntu0.16.04.124.0.0.186ubuntu0.16.04.124.0.0.194ubuntu0.16.04.124.0.0.221ubuntu0.16.04.125.0.0.127ubuntu0.16.04.125.0.0.148ubuntu0.16.04.125.0.0.171ubuntu0.16.04.126.0.0.126ubuntu0.16.04.126.0.0.131ubuntu0.16.04.126.0.0.137ubuntu0.16.04.126.0.0.151ubuntu0.16.04.127.0.0.130ubuntu0.16.04.127.0.0.159ubuntu0.16.04.1
27.0.0.170ubuntu0.16.04.1

History

History
RecordedChangedSources
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-2017-11292 is a high vulnerability (CVSS 8.8) in Adobe Flash Player, published October 18, 2017. CISA lists it as known to be exploited, since March 3, 2022. EUVD reports exploitation since March 3, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 11.9%, the 96th percentile. Fixed in flash-player-plugin 27.0.0.170-1.mga5.nonfree.

References

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