Remote code execution in Nextcloud Desktop



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-41882
CWE-ID CWE-94
Exploitation vector Network
Public exploit N/A
Vulnerable software
 desktop
Other software / Other software solutions

Vendor Nextcloud

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Code Injection

EUVDB-ID: #VU69267

Risk: Medium

CVSSv4.0: 4.4 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-41882

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation. A remote user can trick a victim to open a specially crafted file and execute arbitrary code 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

desktop: 3.6.0

CPE2.3 External links

https://github.com/nextcloud/server/pull/34559
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-3w86-rm38-8w63
https://github.com/nextcloud/desktop/releases/tag/v3.6.1
https://github.com/nextcloud/desktop/pull/5039


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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



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