Adobe · Flash Player
CVE-2018-4878
Adobe Flash Player Use-After-Free Vulnerability
What it is
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.
CISA: Adobe Flash Player contains a use-after-free vulnerability that could allow for code execution.
What to do
The impacted product is end-of-life and should be disconnected if still in use.
Deadline for US federal agencies: May 3, 2022
- Added to the CISA list
- November 3, 2021
- Published
- February 6, 2018
- Severity
- High 7.8 CVSS 3.1
- Chance of attacks in the next 30 days (EPSS)
- 90% in the top 0.2% of all known vulnerabilities
- Weakness
- CWE-416
- More details
- NVD · CVE.org · CISA
All references (14)
- https://access.redhat.com/errata/RHSA-2018:0285
- http://blog.talosintelligence.com/2018/02/group-123-goes-wild.html
- https://threatpost.com/adobe-flash-player-zero-day-spotted-in-the-wild/129742/
- https://helpx.adobe.com/security/products/flash-player/apsb18-03.html
- http://www.securitytracker.com/id/1040318
- http://www.securityfocus.com/bid/102893
- https://www.fireeye.com/blog/threat-research/2018/02/attacks-leveraging-adobe-zero-day.html
- https://blog.morphisec.com/flash-exploit-cve-2018-4878-spotted-in-the-wild-massive-malspam-campaign
- https://www.darkreading.com/threat-intelligence/adobe-flash-vulnerability-reappears-in-malicious-word-files/d…
- https://github.com/InQuest/malware-samples/tree/master/CVE-2018-4878-Adobe-Flash-DRM-UAF-0day
- https://www.trendmicro.com/vinfo/us/security/news/vulnerabilities-and-exploits/north-korean-hackers-allegedly…
- https://github.com/vysec/CVE-2018-4878
- https://securingtomorrow.mcafee.com/mcafee-labs/hackers-bypassed-adobe-flash-protection-mechanism/
- https://www.exploit-db.com/exploits/44412/
More exploited flaws from Adobe
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| Sep 17, 2024 | Incorrect Default Permissions | Flash Player | High 8.8 | 11% |
| Sep 17, 2024 | Code Execution | Flash Player | High 8.8 | 11% |
| Sep 17, 2024 | Integer Underflow Vulnerablity | Flash Player | High 8.8 | 99.9% |
| Sep 17, 2024 | Double Free Vulnerablity | Flash Player | High 8.8 | 25% |
| Jun 8, 2022 | Memory Corruption | Flash Player | High 7.8 | 83% |
| Jun 8, 2022 | Unspecified | Flash Player | High 7.8 | 64% |
| Jun 8, 2022 | Memory Corruption | Flash Player | High 7.8 | 91% |
| Jun 8, 2022 | Cross-Site Scripting (XSS) | Flash Player | Medium 6.1 | 6.2% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.