It was discovered that an incorrect implementation of message filtering in xdg-dbus-proxy allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could achieve arbitrary code execution outside its sandbox. If other app... Weiterlesen
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DSA-6510-1 xdg-dbus-proxy - security update
It was discovered that an incorrect implementation of message filtering in xdg-dbus-proxy allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A…
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IR-PLAYBOOK-RCE
HIGHSOC Incident Playbook: Remote Code Execution (RCE) Defense
1-Click Detection Engineering: Sigma & YARA Rules
SOC Readytitle: Detect Exploitation - DSA-6510-1 xdg-dbus-proxy - security update
id: 0b50c9e9-2843-493f-8256-3dd94af39318
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-23
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 = "2026-09-23"
description = "YARA Signature for "
strings:
$str = "DSA-6510-1 xdg-dbus-proxy - se" ascii wide
condition:
any of them
}
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