#VU69360 Improper Neutralization of Server-Side Includes (SSI) Within a Web Page in Six Apart Ltd products - CVE-2022-43660

Vulnerability identifier: #VU69360

Vulnerability risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-43660

CWE-ID: CWE-97

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Movable Type
Web applications / CMS
Movable Type Advanced
Web applications / CMS
Movable Type Premium
Web applications / CMS
Movable Type Premium Advanced
Web applications / CMS

Vendor: Six Apart Ltd

Description

The vulnerability allows a remote user to compromise the target system.

The vulnerability exists due to improper neutralization of server-side includes (SSI) within a web page. A remote administrator can execute an arbitrary Perl script and/or an arbitrary OS command.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Movable Type: r.5301

Movable Type Advanced: r.5301

Movable Type Premium: 1.53

Movable Type Premium Advanced: 1.53

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External links
https://jvn.jp/en/jp/JVN37014768/index.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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