#VU85080 Path traversal in Samsung Mobile Firmware - CVE-2024-20804

Vulnerability identifier: #VU85080

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-20804

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Samsung Mobile Firmware
Mobile applications / Mobile firmware & hardware

Vendor: Samsung

Description

The vulnerability allows a remote attacker to overwrite arbitrary files on the system.

The vulnerability exists due to input validation error when processing directory traversal sequences in FileUriConverter of MyFiles. A remote attacker can trick the victim to open a specially crafted archive and overwrite arbitrary files on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise the affected system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Samsung Mobile Firmware: before SMR-JAN-2024

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External links
https://security.samsungmobile.com/securityUpdate.smsb?year=2024&month=01

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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