#VU72430 Path traversal in ownCloud Android App - CVE-2023-24804

Vulnerability identifier: #VU72430

Vulnerability risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-24804

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ownCloud Android App
Mobile applications / Apps for mobile phones

Vendor: ownCloud

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request and read from and write to the Android app’s internal.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ownCloud Android App: before 3.0

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External links
https://securitylab.github.com/advisories/GHSL-2022-059_GHSL-2022-060_Owncloud_Android_app/
https://owncloud.com/security-advisories/oc-sa-2023-001/
https://hackerone.com/reports/377107

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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.