CVE-2026-55731CWE-606

Loytec LINX firmware: Unchecked input for loop condition in the SNMP agent

Medium · published July 24, 2026

CVSS v4.0
6.6
EPSS
1%
Percentile
44.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.6 · MEDIUM
Vector
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
EPSS
0.00544 · 44.9th percentile
Weakness
CWE-606 · Unchecked Input for Loop Condition
Published
2026-07-24T14:00Z
EPSS history
Timeline
  • 24 JUL 14:00Z
    Loytec LINX firmware: Unchecked input for loop condition in the SNMP agent
    cvelistv5