Cyber Resilience

CVE-2021-46421

HighPublic PoC

Published: 27 April 2022

Published
27 April 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0325 87.4th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-46421 is a high-severity Path Traversal (CWE-22) vulnerability in Franklinfueling Ts-550 Evo Firmware. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 12.6% 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

Vulnerability details

Franklin Fueling Systems FFS T5 Series 1.8.7.7299 is affected by an unauthenticated directory traversal vulnerability, which allows an attacker to obtain sensitive information.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

franklinfueling
ts-550 evo firmware
1.8.7.7299

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.

addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References