Privilege esclation in Parallels Desktop



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-50226
CWE-ID CWE-59
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Parallels Desktop
Operating systems & Components / Operating system package or component

Vendor Parallels

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Link following

EUVDB-ID: #VU84556

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-50226

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: No

Description

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

The vulnerability exists due to a link following issue within the Updater service. A local user can create a symbolic link and gain elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Parallels Desktop: before 17.1.7

CPE2.3 External links

https://www.zerodayinitiative.com/advisories/ZDI-23-1805/
https://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.



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