CVE-2026-76463
HIGH(8.8)CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L
- CVSS 8.8 — Hoch
Erwähnungen (letzte 60 Tage)
EPSS-Score
0.1%
Exploit-Wahrscheinlichkeit (30 Tage)
CVSS Score
8.8
Technische Schwere
Beschreibung
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco networking engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76463 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) CWE-284.
Erkennung & Indikatoren
Ausnutzung
These vulnerabilities were found during internal testing and are not known to be actively exploited.
Threat-Hunting-Queries
Detection for improper access control issues (CWE-284) typically involves monitoring for unusual authentication attempts, privilege escalation, or unauthorized resource access. Specific queries would depend on the logging capabilities of the Meraki devices and the central logging solution.
Sentinel/Defender KQL
// Monitor for unusual authentication failures or privilege changes on Meraki devices
// This is a placeholder and requires specific Meraki log schema knowledge.
// Example: SecurityEvent
// | where EventID == "4625" or EventID == "4672" // Failed logon or Special Privileges assigned
// | where Computer contains "Meraki"
// | summarize count() by Computer, AccountName, EventID, bin(TimeGenerated, 1h)Splunk SPL
# Monitor for unusual authentication failures or privilege changes on Meraki devices
# This is a placeholder and requires specific Meraki log schema knowledge.
# Example: index=meraki_logs (authentication_failure OR privilege_escalation)
# | stats count by host, user, action, _time
# | where count > 5 // Adjust threshold as needed for unusual activitySecBoard-generated · behavioral · requires customization — Von SecBoard erzeugt und nicht in einer Zielumgebung validiert. Vor dem Einsatz an die eigene Protokollierung anpassen.