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ISC BIND 9.6-esv up to 9.9.4 WSAloctl Winsock API access control
A vulnerability was found in ISC BIND (Domain Name Software). It has been declared as critical. This vulnerability affects some unknown functionality of the component WSAloctl Winsock API. Upgrading to version 9.6-ESV-R10-P1, 9.8.6-P1 or…
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A vulnerability was found in ISC BIND (Domain Name Software). It has been declared as critical. This vulnerability affects some unknown functionality of the component WSAloctl Winsock API. Upgrading to version 9.6-ESV-R10-P1, 9.8.6-P1 or 9.9.4-P1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
1. Sofort-Triage & Abwehrmaßnahmen
SOC Incident Playbook: Vulnerability Remediation & Verification
Syntax validiert (0 Fehler)
title: Detect Exploitation - ISC BIND 9.6-esv up to 9.9.4 WSAloctl Winsock API access control
id: b4b44733-0d8f-4b77-9bc9-eb6676172e3f
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-26
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessSyntax validiert (0 Fehler)
rule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-26"
description = "YARA Signature for "
strings:
$str = "ISC BIND 9.6-esv up to 9.9.4 W" ascii wide
condition:
any of them
}Syntax validiert (0 Fehler)
index=security sourcetype IN ("cisco:asa", "pan:traffic", "zeek_conn", "suricata", "WinEventLog:Security")
("ISC BIND 96-esv up to 994 WSAloctl Winso")
| stats count earliest(_time) as first_seen latest(_time) as last_seen by src_ip, dest_ip, dest_host, signature
| eval first_seen=strftime(first_seen, "%Y-%m-%d %H:%M:%S"), last_seen=strftime(last_seen, "%Y-%m-%d %H:%M:%S")
| sort - countSyntax validiert (0 Fehler)
message: "*ISC BIND 96-esv up to 994 WSAloctl Winso*"Syntax validiert (0 Fehler)
CommonSecurityLog
| where Message has "ISC BIND 96-esv up to 994 WSAloctl Winso"
| summarize EventCount = count(), FirstSeen = min(TimeGenerated), LastSeen = max(TimeGenerated) by SourceIP, DestinationIP, DestinationPort, Activity
| extend DetectionRule = "iShareStuff-CTI-Compiled"
| sort by EventCount desc2. Cyber Threat Intelligence & Forensik
🎯
MITRE ATT&CK Matrix Navigator 14 Taktiken
Reconnaissance
-
Resource Development
-
Initial Access
Execution
Persistence
-
Privilege Escalation
Defense Evasion
Credential Access
-
Discovery
-
Lateral Movement
-
Collection
-
Command and Control
Exfiltration
-
Impact
tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich ISC BIND 9.6-esv up to 9.9.4 WSAloctl Wi.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
🛡️ Angriffsfläche & Exposure
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
⚡ Empfohlene Sofortmaßnahmen
- 1. Perimeter-Inspektion: Relevante Portfreigaben und exponierte Endpunkte unverzüglich scannen.
- 2. Patch-Applikation: Hersteller-Hotfix einspielen oder betroffene Daemons in isolierte DMZ-Segmente überführen.
- 3. Telemetrie & EDR-Alerts: Prozessaufrufe und Child-Processes auf anomale Shell-Spawns überwachen.
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Synthetische RAG-Antwort