#VU26130 Integer overflow in Parallels Desktop - CVE-2020-8874

Vulnerability identifier: #VU26130

Vulnerability risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-8874

CWE-ID: CWE-190

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 escalate privileges on the system.

The vulnerability exists due to integer overflow in the xHCI component. A local user can trigger integer overflow and gain elevated privileges on the target system.

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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Parallels Desktop: before 15.1.3

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External links
https://www.zerodayinitiative.com/advisories/ZDI-20-295/

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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.