Multiple vulnerabilities in Adobe Flash Player



| Updated: 2021-07-01
Risk High
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2019-7845
CVE-2019-8075
CWE-ID CWE-416
CWE-942
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Adobe Flash Player
Client/Desktop applications / Plugins for browsers, ActiveX components

Vendor Adobe

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU18737

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-7845

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing .swf files. A remote attacker can create a specially crafted .swf file, trick the victim to open it, trigger use-after-free error and execute arbitrary code on the target system with privileges of the current user.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Flash Player: 24.0.0.186 - 32.0.0.192

CPE2.3 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.

2) Overly permissive cross-domain whitelist

EUVDB-ID: #VU48483

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 - Overly Permissive Cross-domain Whitelist

Exploit availability: No

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

CPE2.3 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.



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