Use-after-free Vulnerability in Adobe Flash Player
CVE-2018-4878
Key Information:
- Vendor
Adobe
- Vendor
- CVE Published:
- 6 February 2018
Badges
What is CVE-2018-4878?
A use-after-free vulnerability was identified in Adobe Flash Player prior to version 28.0.0.161. The flaw arises from a dangling pointer in the Primetime SDK, particularly in its media player when handling listener objects. This vulnerability can be exploited to execute arbitrary code on affected systems. Notably, this security issue was actively exploited in the wild during January and February 2018, prompting the need for immediate attention and patches to protect users from potential malicious attacks.
CISA has reported CVE-2018-4878
CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2018-4878 as being exploited and is known by the CISA as enabling ransomware campaigns.
The CISA's recommendation is: The impacted product is end-of-life and should be disconnected if still in use.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.
Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.
Affected Version(s)
Adobe Flash Player before 28.0.0.161 Adobe Flash Player before 28.0.0.161
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.
References
EPSS Score
93% chance of being exploited in the next 30 days.
CVSS V3.1
Timeline
- 💰
Used in Ransomware
- 🦅
CISA Reported
- 🟡
Public PoC available
- 👾
Exploit known to exist
Vulnerability published
Vulnerability Reserved