A vulnerability categorized as problematic has been discovered in OpenSSL up to 3.4.6/3.5.7/3.6.3/4.0.1. This vulnerability affects unknown code. The manipulation results in null pointer dereference. This vulnerability is identified as CVE-2026-14457. The attack can be executed remotely. There is not any exploit available. It is advisable to... Weiterlesen
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CVE-2026-14457 | OpenSSL up to 3.4.6/3.5.7/3.6.3/4.0.1 null pointer dereference (WID-SEC-2026-3034)
A vulnerability categorized as problematic has been discovered in OpenSSL up to 3.4.6/3.5.7/3.6.3/4.0.1. This vulnerability affects unknown code. The manipulation results in null pointer dereference. This vulnerability is identified as…
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IoC Intelligence (1 Indikatoren)
CVE-2026-14457
CTI Threat Relationship Graph2 Knoten / 1 Relationen
IR-PLAYBOOK-VULN-REMEDIATION
MEDIUMSOC Incident Playbook: Vulnerability Remediation & Verification
1-Click Detection Engineering: Sigma & YARA Rules
SOC Readytitle: Detect Exploitation - CVE-2026-14457 | OpenSSL up to 3.4.6/3.5.7/3.6.3/4.0.1 null pointer dereference (WID-SEC-2026-3034)
id: 15c5a702-6932-40ad-80ef-8b8faf4e6e30
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-24
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessrule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "CVE-2026-14457 | OpenSSL up to" ascii wide
condition:
any of them
}
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