Cyber Resilience

CVE-2022-46143

Medium

Published: 13 December 2022

Published
13 December 2022
Modified
14 January 2025
KEV Added
—
Patch
—
CVSS Score v4 5.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0048 65.6th percentile
Risk Priority 10 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-46143 is a medium-severity Improper Validation of Specified Quantity in Input (CWE-1284) vulnerability in Siemens Ruggedcom Rm1224 Lte\(4G\) Eu Firmware. Its CVSS base score is 5.1 (Medium).

Operationally, ranked in the top 34.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Affected devices do not check the TFTP blocksize correctly. This could allow an authenticated attacker to read from an uninitialized buffer that potentially contains previously allocated data.

CWE(s)
CWE-1284

Related Threats

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

Affected Assets

siemens
ruggedcom rm1224 lte\(4g\) eu firmware
all versions
siemens
ruggedcom rm1224 lte\(4g\) nam firmware
all versions
siemens
scalance m804pb firmware
all versions
siemens
scalance m812-1 adsl-router firmware
all versions
siemens
scalance m816-1 adsl-router firmware
all versions
siemens
scalance m826-2 shdsl-router firmware
all versions
siemens
scalance m874-2 firmware
all versions
siemens
scalance m874-3 firmware
all versions
siemens
scalance m876-3 firmware
all versions
siemens
scalance m876-4 firmware
all versions
+91 more product configuration(s) — see NVD for full list

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References