#VU45774 Out-of-bounds read in Parallels Desktop


Published: 2020-08-19

Vulnerability identifier: #VU45774

Vulnerability risk: Low

CVSSv3.1: 2.8 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-17401

CWE-ID: CWE-125

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Parallels Desktop
Operating systems & Components / Operating system package or component

Vendor: Parallels

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the VGA virtual device. A local user can run a specially crafted program to trigger out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Parallels Desktop: 15.0.0 (46967) - 15.1.4 (47270)


External links
http://www.zerodayinitiative.com/advisories/ZDI-20-1019/
http://kb.parallels.com/en/125013


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.


Latest bulletins with this vulnerability