Privilege escalation in Adobe InDesign

Published: 2018-04-10

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2018-4927 CVE-2018-4928
CWE-ID	CWE-426 CWE-119
Exploitation vector	Local
Public exploit	N/A
Vulnerable software Subscribe	Adobe InDesign Client/Desktop applications / Multimedia software
Vendor	Adobe

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Insecure DLL loading

EUVDB-ID: #VU11669

Risk: Low

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

CVE-ID: CVE-2018-4927

CWE-ID: CWE-426 - Untrusted Search Path

Exploit availability: No

Description

The vulnerability allows a local attacker to gain elevated privileges on vulnerable system.

The weakness exists due to insecure .dll loading mechanism when opening files. A local attacker can place a file along with specially crafted .dll file on a remote SBM or WebDAV share and execute arbitrary code on the target system with elevated privileges.

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

Mitigation

Update to version 13.1.

Vulnerable software versions

Adobe InDesign: 12.0.0 - 13.0

External links

http://helpx.adobe.com/security/products/indesign/apsb18-11.html

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

2) Memory corruption

EUVDB-ID: #VU11670