Vulnerability identifier: #VU60872

Vulnerability risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-0517

CWE-ID: CWE-426

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Mozilla VPN for Linux
Client/Desktop applications / Other client software

Vendor: Mozilla

Description

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

The vulnerability exists due to Mozilla VPN can load an OpenSSL configuration file from an unsecured directory. A local user can use a specially crafted OpenSSL configuration file to execute arbitrary code with SYSTEM privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Mozilla VPN for Linux: 2.7.0

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External links
http://www.mozilla.org/en-US/security/advisories/mfsa2022-08/

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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.