Vulnerability identifier: #VU50804

Vulnerability 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-2021-22855

CWE-ID: CWE-77

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
HR Portal
Other software / Other software solutions

Vendor: Soar Cloud System

Description

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

The vulnerability exists due to improper input validation. A remote unauthenticated attacker can send malicious serialized objects and execute arbitrary commands on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

HR Portal: 7.3.2020.1013

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External links
http://www.twcert.org.tw/tw/cp-132-4405-2ddde-1.html

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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.