CVE-2022-38120
Published: 10 November 2022
Summary
CVE-2022-38120 is a medium-severity Path Traversal (CWE-22) vulnerability in Upspowercom Upsmon Pro. Its CVSS base score is 6.5 (Medium).
Operationally, ranked in the top 2.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
UPSMON PRO contains a path traversal vulnerability tracked as CVE-2022-38120 and assigned CWE-22. The flaw resides in the application’s handling of file paths, enabling unauthorized access to arbitrary system files when exploited over the network.
A remote attacker who already possesses general user credentials can leverage the issue to bypass authentication controls and read sensitive files on the affected system. The CVSS 3.1 vector AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N yields a score of 6.5, reflecting the combination of network reachability and the high confidentiality impact without requiring user interaction.
TW-CERT published an advisory detailing the vulnerability at https://www.twcert.org.tw/tw/cp-132-6679-a0695-1.html. The current and peak EPSS scores both stand at 0.4823, indicating moderate and stable exploitation probability since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-40722
Vulnerability details
UPSMON PRO’s has a path traversal vulnerability. A remote attacker with general user privilege can exploit this vulnerability to bypass authentication and access arbitrary system files.
- 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.
Validates pathnames and filenames to prevent traversal outside intended directories.