#VU48483 Overly permissive cross-domain whitelist in Adobe Flash Player


Published: 2019-09-27 | Updated: 2020-11-17

Vulnerability identifier: #VU48483

Vulnerability risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-8075

CWE-ID: CWE-942

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Adobe Flash Player
Client/Desktop applications / Plugins for browsers, ActiveX components

Vendor: Adobe

Description

The vulnerability allows a remote attacker to bypass the CORS protection mechanism.

The vulnerability exists due to incorrect processing of the "Origin" HTTP header that is supplied within HTTP request in Adobe Flash player. A remote attacker can bypass implemented same origin policy restrictions and gain access to sensitive information from another domain.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Adobe Flash Player: 30.0.0.113 - 32.0.0.192


External links
http://helpx.adobe.com/security/products/flash-player/apsb19-30.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability