Multiple vulnerabilities in ownCloud files_antivirus



Published: 2021-06-28
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-33827
CVE-2021-33828
CWE-ID CWE-78
CWE-459
Exploitation vector Network
Public exploit N/A
Vulnerable software
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files_antivirus
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) OS Command Injection

EUVDB-ID: #VU54406

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-33827

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation in the administration settings. A remote administrator can pass specially crafted data to the application and execute arbitrary OS commands 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

files_antivirus: before 1.0.0


CPE2.3 External links

http://owncloud.com/security-advisories/cve-2021-33827/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Incomplete cleanup

EUVDB-ID: #VU54407

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-33828

CWE-ID: CWE-459 - Incomplete cleanup

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to an incomplete cleanup. A remote authenticated attacker can upload malicious files to a public share.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

files_antivirus: before 1.0.0


CPE2.3 External links

http://owncloud.com/security-advisories/cve-2021-33828/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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