SARA / Free Tools / CVE / CVE-2018-4878

CVE-2018-4878 — Adobe Flash Player Use-After-Free Vulnerability

A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player handling of listener objects. A successful attack can lead to arbitrary code execution. This was

CVSS
EPSS
93.36% (top 0.20%)
CWE
Published
2018-02-06T20:00:00.000Z
Last modified
2025-11-17T19:33:19.689Z
CVSS vector
CISA KEV — Actively Exploited
Added to KEV
2021-11-03
BOD 22-01 due
2022-05-03
Ransomware use
Known

01What is this vulnerability?

A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player handling of listener objects. A successful attack can lead to arbitrary code execution. This was exploited in the wild in January and February 2018.

02Affected products

VendorProductVersions
na / Adobe Flash Player before 28.0.0.161Adobe Flash Player before 28.0.0.161

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2021-11-03. Ransomware use: Known.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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