Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/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
Primary rating from Vendor (NCSC.ch) · only source for this CVE.
CVSS VectorVendor: NCSC.ch
Lifecycle Timeline
1DescriptionCVE.org
Unchecked input for loop condition (CWE-606) in the SNMP agent in Loytec LIP-ME201C, L-INX, L-GATE, L-ROC, L-IOB, L-DALI, L-VIS and L-PAD through 8.4.16 on LINX-A64 allows an unauthenticated remote attacker to cause persistent denial of service (CPU exhaustion) via a crafted SNMP GETNEXT request with a large OID component.
AnalysisAI
Persistent denial of service in Loytec LIP-ME201C and related building automation controllers through version 8.4.16 allows unauthenticated remote attackers to cause CPU exhaustion via a crafted SNMP GETNEXT request with a large OID component. This vulnerability, tracked as CVE-2026-55731 and assigned CVSS 4.0 base score 6.6, has an EPSS exploitation probability of 0.32% and is not known to be actively exploited at analysis time.
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Same weakness CWE-606 – Unchecked Input for Loop Condition
View allSame technique Denial Of Service
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-48596
GHSA-f6g5-9x29-2jp2