Vulnerability identifier: #VU82938

Vulnerability risk: Critical

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2023-47246

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
SysAid
Web applications / CRM systems

Vendor: SysAid

Description

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

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can upload and execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild by the Lace Tempest (DEV-0950) actor.

Mitigation
Install update from vendor's website.

Vulnerable software versions

SysAid: 21.4.45 - 23.3.35

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External links
http://www.sysaid.com/blog/service-desk/on-premise-software-security-vulnerability-notification
http://twitter.com/msftsecintel/status/1722444141081076219

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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.