by Kastro
Paper/Archive/CVE-2026-22542

CVE-2026-22542

EFACEC QC 60/90/120 — DENIAL OF SERVICE FOR CONCURRENT CONNECTIONS ON TELNET

EPSS 0.4%CVSS 9.2
critical.is priorityof 100
34
CVSS 9.2 (CNA)9.2 / 10 × 3027.6Not in CISA KEV+300.0EPSS percentile 30.4.304 × 206.1No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

An attacker with access to the system's internal network can cause a denial of service on the system by making two concurrent connections through the Telnet service.

Affected

ProductAffectedFixed inSource
QC 60/90/1208–CNA

Scores by source

S21sec (CNA)9.2CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: partial

References

refcds.thalesgroup.com/en