A vulnerability was found in Apple Mac OS X up to 10.11.0. It has been rated as critical. This issue affects some unknown processing of the component FontParser. The manipulation as part of Font File leads to memory corruption.
The identification of this vulnerability is CVE-2015-6993. The attack may be initiated remotely. There is no exploit available.
It is recommended to upgrade the affected component.
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CVE-2015-6993 | Apple Mac OS X up to 10.11.0 FontParser Font File memory corruption (HT205375 / BID-77263)
A vulnerability was found in Apple Mac OS X up to 10.11.0. It has been rated as critical. This issue affects some unknown processing of the component FontParser. The manipulation as part of Font File leads to memory corruption. The…
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CVE-2015-6993
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title: Detect Exploitation - CVE-2015-6993 | Apple Mac OS X up to 10.11.0 FontParser Font File memory corruption (HT205375 / BID-77263)
id: f5fe10a4-04e9-47cd-a555-6b199b1bbc7c
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-2015-6993 | Apple Mac OS X" ascii wide
condition:
any of them
}INFRASTRUCTURE BLAST RADIUS & EXPOSURE
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Supply Chain Reach
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tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich CVE-2015-6993 | Apple Mac OS X up to 10..... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
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