#VU48483 Overly permissive cross-domain whitelist in Adobe Flash Player - CVE-2019-8075

Vulnerability identifier: #VU48483

Vulnerability risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

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
https://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.