OS Command Injection in NEC UNIVERGE WA



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-25621
CWE-ID CWE-78
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 UNIVERGE WA
Server applications / Conferencing, Collaboration and VoIP solutions

Vendor NEC Corporation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) OS Command Injection

EUVDB-ID: #VU61221

Risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-25621

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 attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the System maintenance feature. A remote attacker on the local network 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

UNIVERGE WA: 8.2.11

CPE2.3 External links

https://jvn.jp/en/jp/JVN72801744/index.html
https://jpn.nec.com/security-info/secinfo/nv22-004_en.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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