Privilege escalation in Adobe Genuine Integrity Service



Published: 2020-03-18 | Updated: 2020-03-19
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-3766
CWE-ID CWE-276
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Subscribe
Genuine Integrity Service
Client/Desktop applications / Other client software

Vendor Adobe

Security Bulletin

This security bulletin contains information about 1 vulnerabilities.

Updated: 19.03.2020

Updated vulnerability description and references sections.

1) Incorrect default permissions

EUVDB-ID: #VU26195

Risk: Low

CVSSv3.1: 7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-3766

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: Yes

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due within the handling of BMP files by the Adobe Genuine Software Service. The issue results from incorrect permissions set on a resource used by the service. A local user with access to the system can view contents of files and directories or modify them.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Genuine Integrity Service: 6.0 - 6.4.2

External links

http://helpx.adobe.com/security/products/integrity_service/apsb20-12.html
http://www.zerodayinitiative.com/advisories/ZDI-20-327/
http://www.zerodayinitiative.com/advisories/ZDI-20-326/


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. However, proof of concept for this vulnerability is available.



###SIDEBAR###