CVE-2018-5002
HighExploitedPublic exploitAdobe Flash Player versions 29.0.0.171 and earlier have a Stack-based buffer overflow vulnerability.
Published Jul 9, 2018 · Updated Nov 20, 2025 · Also known as UBUNTU-CVE-2018-5002
Key Facts
Patch immediately- CVE-2018-5002 is a high-severity vulnerability (CVSS 7.8 v3.1) affecting Flash Player (Adobe), Flash Player Desktop Runtime (Adobe), Enterprise Linux Desktop (Redhat) and 5 more products.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jun 7, 2018. Public exploit code is available.
- EPSS estimates a 25% probability of exploitation in the next 30 days.
- Fixed versions are available, including Flash Player <=29.0.0.171, Flash Player Desktop Runtime <=29.0.0.171, flash-plugin 0:30.0.0.113-1.el6_9.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
25%
Higher than 97.9% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2018-5002 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
Adobe Flash Player versions 29.0.0.171 and earlier have a Stack-based buffer overflow vulnerability. Successful exploitation could lead to arbitrary code execution in the context of the current user.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | May 23, 2022 | Jun 13, 2022 | Not reported |
| Industry KEV feed | Jun 7, 2018 | Jun 13, 2022 | Not reported |
| CIRCL KEV | May 23, 2022 | Jun 13, 2022 | Not reported |
| ENISA EUVD | May 23, 2022 | n/a | Not reported |
Required action: The impacted product is end-of-life and should be disconnected if still in use.
Affected Products
12 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Flash PlayerAdobe | See advisory | 29.0.0.171 |
| Flash Player Desktop RuntimeAdobe | See advisory | 29.0.0.171 |
| Enterprise Linux DesktopRedhat | 6.0 | n/a |
| Enterprise Linux ServerRedhat | 6.0 | n/a |
| Enterprise Linux WorkstationRedhat | 6.0 | n/a |
Patched Releases
Flash Player
<=29.0.0.171
Flash Player Desktop Runtime
<=29.0.0.171
flash-plugin
0:30.0.0.113-1.el6_9
flashplugin-nonfree
30.0.0.113ubuntu0.14.04.1, 30.0.0.113ubuntu0.16.04.1, 30.0.0.113ubuntu0.18.04.1
Timeline
Added to Industry KEV feed
Jun 7, 2018
Publicly disclosed
Jul 9, 2018
Added to CISA KEV
May 23, 2022
Added to CIRCL KEV
May 23, 2022
Added to ENISA EUVD
May 23, 2022
Last updated
Nov 20, 2025
Weakness Type
- CWE-121 Stack-based Buffer Overflow
- CWE-787 Out-of-bounds Write
References
- advisoryRHSA-2018:1827
- advisoryhttps://rhn.redhat.com/errata/RHSA-2018-1827.html
- advisoryGLSA-201806-02
- advisoryhttps://ubuntu.com/security/CVE-2018-5002
- advisoryhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog
FAQ
Common Questions.
Adobe Flash Player versions 29.0.0.171 and earlier have a Stack-based buffer overflow vulnerability.
Affected: Flash Player (Adobe); Flash Player Desktop Runtime (Adobe); Enterprise Linux Desktop (Redhat) versions 6.0, among others. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jun 7, 2018.
Yes. It was added on May 23, 2022 with a federal remediation due date of Jun 13, 2022.
Public exploit code is available.
Fixed versions are available, including Flash Player <=29.0.0.171, Flash Player Desktop Runtime <=29.0.0.171, flash-plugin 0:30.0.0.113-1.el6_9.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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