#VU5469 “Use-after-free” error in Adobe products - CVE-2015-5123
Published: January 27, 2017 / Updated: November 20, 2020
Vulnerability identifier: #VU5469
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2015-5123
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Adobe Flash Player Extended Support Release
Adobe Flash Player for Linux
Adobe Flash Player
Adobe Flash Player Extended Support Release
Adobe Flash Player for Linux
Adobe Flash Player
Software vendor:
Adobe
Adobe
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to use-after-free error in the ActionScript 3 BitmapData class. A remote attacker can create a specially crafted Web site, trick the victim into visiting it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation results in arbitrary code execution on the vulnerable system.
Note: the vulnerability was being actively exploited.
Remediation
Install update from vendor's website.