Command injection in qBittorrent



Published: 2019-07-18 | Updated: 2019-08-27
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-13640
CWE-ID CWE-77
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		qBittorrent
Client/Desktop applications / Other client software

Vendor qbittorrent.org

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Command Injection

EUVDB-ID: #VU20394

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-13640

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

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

The vulnerability exists due to the "Application::runExternalProgram()" function in "app/application.cpp" allows command injection via shell metacharacters in the torrent name parameter. A remote attacker can inject arbitrary commands via a crafted name within an RSS feed and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

qBittorrent: 0.9.2 - 4.1.6

External links

http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00080.html
http://github.com/qbittorrent/qBittorrent/issues/10925


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.



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