Privilege escalation in Advantech SQ Manager Server



Published: 2022-01-19
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-40388
CWE-ID CWE-276
Exploitation vector Network
Public exploit N/A
Vulnerable software
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SQ Cloud Manager
Server applications / Other server solutions

Vendor Advantech Co., Ltd

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Incorrect default permissions

EUVDB-ID: #VU59819

Risk: Medium

CVSSv3.1: 8.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-40388

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions. A remote authenticated attacker can send a specially crafted file and gain elevated privileges on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SQ Cloud Manager: 1.0.6

External links

http://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1399


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user 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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