Microsoft update for Adobe Flash (September 2019)

Published: 2019-09-10 | Updated: 2019-09-10
Severity High
Patch available YES
Number of vulnerabilities 2
CVE ID CVE-2019-8069
CVE-2019-8070
CWE ID CWE-94
CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software Adobe Flash Player Subscribe
Vendor Microsoft

Security Advisory

1) Code Injection

Severity: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-8069

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Description

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

The vulnerability exists due to improper input validation when processing .swf content. A remote attacker can bypass implemented security restrictions and execute arbitrary flash code in the security context of anther domain.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from Microsoft website.

Vulnerable software versions

Adobe Flash Player: on Windows 8.1 for 32-bit systems, on Windows 8.1 for x64-based systems, on Windows 10 for 32-bit Systems, on Windows 10 for x64-based Systems, on Windows 10 Version 1607 for 32-bit Systems, on Windows 10 Version 1607 for x64-based Systems, on Windows 10 Version 1703 for 32-bit Systems, on Windows 10 Version 1703 for x64-based Systems, on Windows 10 Version 1709 for 32-bit Systems, on Windows 10 Version 1709 for 64-based Systems, on Windows 10 Version 1709 for ARM64-based Systems, on Windows 10 Version 1803 for 32-bit Systems, on Windows 10 Version 1803 for ARM64-based Systems, on Windows 10 Version 1809 for 32-bit Systems, on Windows 10 Version 1809 for ARM64-based Systems, on Windows 10 Version 1809 for x64-based Systems, on Windows 10 Version 1903 for 32-bit Systems, on Windows 10 Version 1903 for ARM64-based Systems, on Windows 10 Version 1903 for x64-based Systems, on Windows RT 8.1, on Windows Server 2012, on Windows Server 2012 R2, on Windows Server 2016, on Windows Server 2019

CPE External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV190022

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) Use-after-free

Severity: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-8070

CWE-ID: CWE-416 - Use After Free

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 web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

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

Mitigation

Install updates from Microsoft website.

Vulnerable software versions

Adobe Flash Player: on Windows 8.1 for 32-bit systems, on Windows 8.1 for x64-based systems, on Windows 10 for 32-bit Systems, on Windows 10 for x64-based Systems, on Windows 10 Version 1607 for 32-bit Systems, on Windows 10 Version 1607 for x64-based Systems, on Windows 10 Version 1703 for 32-bit Systems, on Windows 10 Version 1703 for x64-based Systems, on Windows 10 Version 1709 for 32-bit Systems, on Windows 10 Version 1709 for 64-based Systems, on Windows 10 Version 1709 for ARM64-based Systems, on Windows 10 Version 1803 for 32-bit Systems, on Windows 10 Version 1803 for ARM64-based Systems, on Windows 10 Version 1809 for 32-bit Systems, on Windows 10 Version 1809 for ARM64-based Systems, on Windows 10 Version 1809 for x64-based Systems, on Windows 10 Version 1903 for 32-bit Systems, on Windows 10 Version 1903 for ARM64-based Systems, on Windows 10 Version 1903 for x64-based Systems, on Windows RT 8.1, on Windows Server 2012, on Windows Server 2012 R2, on Windows Server 2016, on Windows Server 2019

CPE External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV190022

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.