Vulnerability identifier: #VU50713

Vulnerability risk: Critical

CVSSv3.1: 9.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:U/RC:C]

CVE-ID: CVE-2021-22502

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Operations Bridge Reporter
Server applications / Other server solutions

Vendor: OpenText

Description

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

The vulnerability exists due to improper input validation within the "Token" parameter provided to the LogonResource endpoint. A remote unauthenticated attacker 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.

Note, the vulnerability is being exploited in-the-wild by the Mirai botnet in August 2021.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Operations Bridge Reporter: 10.40

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External links
http://softwaresupport.softwaregrp.com/doc/KM03775947
http://www.zerodayinitiative.com/advisories/ZDI-21-154/

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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?

Yes. This vulnerability is being exploited in the wild.