CVE-2022-2180
Published: 15 August 2022
Summary
CVE-2022-2180 is a critical-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Greyd Greyd.Suite. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 8.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
The GREYD.SUITE WordPress theme is affected by CVE-2022-2180, an unauthenticated file upload vulnerability. The theme fails to validate uploaded custom font packages and performs no authorization or CSRF checks, permitting arbitrary files such as PHP source code to be written to the server and resulting in remote code execution.
An unauthenticated attacker can exploit the flaw over the network without user interaction to upload and execute malicious files, achieving full compromise of the confidentiality, integrity, and availability of the affected WordPress installation. The vulnerability carries a CVSS v3.1 score of 9.8 and is tracked under CWE-434. Its EPSS score has remained flat at a peak of 0.0724 with no material increase observed after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-34464
Vulnerability details
The GREYD.SUITE WordPress theme does not properly validate uploaded custom font packages, and does not perform any authorization or csrf checks, allowing an unauthenticated attacker to upload arbitrary files including php source files, leading to possible remote code execution (RCE).
- 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.
Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.
Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.
Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.
Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.