Use-after-free in Adobe Flash Player - CVE-2018-4878

Vulnerability identifier: #VU10355

CSH Severity: Critical

CVSS v4.0: 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-2018-4878

CWE-ID: CWE-416

Exploitation vector: Remote access

Exploit availability: The vulnerability is being exploited in the wild

Vendor: Adobe

Affected software:
Adobe Flash Player

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error when processing .swf files. A remote attacker can execute arbitrary code on the target system.

Note: this vulnerability is being actively exploited in the wild against the latest version of Adobe Flash Player.

UPDATE: The vendor has issued the fixed version on February 6, 2018.

Update to version 28.0.0.161.

• https://helpx.adobe.com/security/products/flash-player/apsa18-01.html
• https://helpx.adobe.com/security/products/flash-player/apsb18-03.html