CVE-2022-4300
Published: 06 December 2022
Summary
CVE-2022-4300 is a medium-severity Improper Neutralization (CWE-707) vulnerability in Xjd2020 Fastcms. Its CVSS base score is 6.3 (Medium).
Operationally, ranked in the top 34.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-51656
Vulnerability details
A vulnerability was found in FastCMS. It has been rated as critical. This issue affects some unknown processing of the file /template/edit of the component Template Handler. The manipulation leads to injection. The attack may be initiated remotely. The exploit…
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has been disclosed to the public and may be used. The identifier VDB-214901 was assigned to this vulnerability.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Enforces use of documented standards and tool configurations that address proper neutralization of inputs/outputs during development.
Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.
Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.
Validates inputs used in dynamic code generation to block injected directives.
Directly prevents execution of attacker-supplied code written into data memory regions.