CVE-2017-11281Flash Player Memory Corruption
flash-plugin: multiple code execution issues fixed in APSB17-28
Published Sep 12, 2017 · Updated Jul 16, 2025 · Also known as UBUNTU-CVE-2017-11281
Key Facts
Patch immediately- CVE-2017-11281 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Flash Player (Adobe), Enterprise Linux Desktop (Redhat), Enterprise Linux Server (Redhat) and 4 more products.
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 34% probability of exploitation in the next 30 days.
- Fixed versions are available, including Flash Player 26.0.0.151, flash-plugin 0:27.0.0.130-1.el6_9, flashplugin-nonfree 27.0.0.130ubuntu0.14.04.1.
- Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Scores
CVSS v3.1
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
34%
Higher than 98.3% of all scored CVEs
Exploit maturity
Proof of concept
ATLAS score
49/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Proof of concept
Public exploit code
2
Proof-of-concept links
In-the-wild evidence
1
Reports of active use
Advisories And Exploit References
- advisoryhttps://ubuntu.com/security/CVE-2017-11281
- advisoryhttps://www.cve.org/CVERecord?id=CVE-2017-11281
- advisoryRHSA-2017:2702
- advisoryhttps://rhn.redhat.com/errata/RHSA-2017-2702.html
- advisoryGLSA-201709-16
- advisory42781
Description
Adobe Flash Player has an exploitable memory corruption vulnerability in the text handling function. Successful exploitation could lead to arbitrary code execution. This affects 26.0.0.151 and earlier.
Affected Products
11 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Flash PlayerAdobe | See advisory | 26.0.0.151 |
| Enterprise Linux DesktopRedhat | 6.0 | n/a |
| Enterprise Linux ServerRedhat | 6.0 | n/a |
| Enterprise Linux WorkstationRedhat | 6.0 | n/a |
| flashplugin-nonfreeubuntu | See advisory | 27.0.0.130ubuntu0.14.04.1 |
Patched Releases
Flash Player
26.0.0.151
flash-plugin
0:27.0.0.130-1.el6_9
flashplugin-nonfree
27.0.0.130ubuntu0.14.04.1, 27.0.0.130ubuntu0.16.04.1
Timeline
Publicly disclosed
Sep 12, 2017
Last updated
Jul 16, 2025
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisoryubuntu.com · CVE-2017-11281
- advisorycve.org · CVERecord
- advisoryRHSA-2017:2702
- advisoryrhn.redhat.com · RHSA-2017-2702.html
- advisoryGLSA-201709-16
FAQ
Common Questions.
Adobe Flash Player has an exploitable memory corruption vulnerability in the text handling function.
Affected: Flash Player (Adobe); Enterprise Linux Desktop (Redhat) versions 6.0; Enterprise Linux Server (Redhat) versions 6.0, among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Flash Player 26.0.0.151, flash-plugin 0:27.0.0.130-1.el6_9, flashplugin-nonfree 27.0.0.130ubuntu0.14.04.1.
Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
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