Multiple vulnerabilities in Adobe Flash Player

Published: 2018-06-07

Risk	Critical
Patch available	YES
Number of vulnerabilities	4
CVE-ID	CVE-2018-4945 CVE-2018-5000 CVE-2018-5001 CVE-2018-5002
CWE-ID	CWE-843 CWE-190 CWE-125 CWE-121
Exploitation vector	Network
Public exploit	Vulnerability #4 is being exploited in the wild.
Vulnerable software Subscribe	Adobe Flash Player Client/Desktop applications / Plugins for browsers, ActiveX components
Vendor	Adobe

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Type confusion

EUVDB-ID: #VU13226

Risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-4945

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise target system.

The vulnerability exists due to a type confusion error when processing .swf files. A remote attacker can create a specially crafted .swf file, trick the victim into opening it and execute arbitrary code on the target system.

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

Mitigation

Update to version 30.0.0.113.

Vulnerable software versions

Adobe Flash Player: 25.0.0.148 - 29.0.0.171

External links

http://helpx.adobe.com/security/products/flash-player/apsb18-19.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) Integer overflow

EUVDB-ID: #VU13228

Risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-5000

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to an integer overflow when processing .swf files. A remote attacker can create a specially crafted .swf file, trick the victim into opening it and gain access to sensitive information.

Mitigation

Update to version 30.0.0.113.

Vulnerable software versions

Adobe Flash Player: 25.0.0.148 - 29.0.0.171

External links

http://helpx.adobe.com/security/products/flash-player/apsb18-19.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.

3) Out-of-bounds read

EUVDB-ID: #VU13229

Risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-5001

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to an out-of-bounds read when processing .swf files. A remote attacker can create a specially crafted .swf file, trick the victim into opening it and gain access to sensitive information.

Mitigation

Update to version 30.0.0.113.

Vulnerable software versions

Adobe Flash Player: 25.0.0.148 - 29.0.0.171

External links

http://helpx.adobe.com/security/products/flash-player/apsb18-19.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.

4) Stack-based buffer overflow

EUVDB-ID: #VU13230

Risk: Critical

CVSSv3.1: 9.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2018-5002

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to compromise target system.

The vulnerability exists due to a stack-based buffer overflow when processing .swf files. A remote attacker can create a specially crafted .swf file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

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

Note: this vulnerability is being actively exploited in the wild.

Mitigation

Update to version 30.0.0.113.

Vulnerable software versions

Adobe Flash Player: 25.0.0.148 - 29.0.0.171

External links

http://helpx.adobe.com/security/products/flash-player/apsb18-19.html
http://blogs.360.cn/blog/cve-2018-5002-en/

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?

Yes. This vulnerability is being exploited in the wild.