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Gateway security guidance package: Overview Publication
Jul 29, 2025 - This page provides an overview of ASD’s Gateway security guidance package.
Guidelines for gateways Advice
Jul 3, 2025 - This chapter of the Information security manual (ISM) provides guidance on gateways.
Remote code execution vulnerability present in certain versions of Palo Alto firewalls utilising the GlobalProtect VPN component Alert
Nov 11, 2021 - A vulnerability has been identified in certain versions of Palo Alto firewalls utilising the GlobalProtect VPN component. Affected Australian organisations should apply the available update as soon as possible.
Planning for critical vulnerabilities: What the board of directors needs to know Publication
Dec 14, 2023 - This publication provides information on why it is important that the board of directors is aware of and plan for critical vulnerabilities that have the potential to cause major cybersecurity incidents.
Small business
Jun 15, 2023 - Basic steps to protect your business and staff from cyberthreats. Our guide has information and resources to help you and your staff prepare for cyberattacks.
2023 top routinely exploited vulnerabilities Advisory
Nov 13, 2024 - This advisory provides details, collected and compiled by the authoring agencies, on the Common Vulnerabilities and Exposures (CVEs) routinely and frequently exploited by malicious cyber actors in 2023 and their associated Common Weakness Enumerations (CWEs). Malicious cyber actors exploited more zero-day vulnerabilities to compromise enterprise networks in 2023 compared to 2022, allowing them to conduct operations against high priority targets. The authoring agencies strongly encourage vendors, designers, developers, and end-user organizations to implement the following recommendations, and those found within the Mitigations section of this advisory, to reduce the risk of compromise by malicious cyber actors.
Exploitation of vulnerabilities affecting Cisco firewall platforms Alert
Apr 25, 2024 - This alert has been written for the IT teams of organisations and government. Entities are strongly encouraged to take immediate action to ensure affected devices are patched and investigate for potential compromise.
2021 Top Routinely Exploited Vulnerabilities Advisory
Apr 28, 2022 - This advisory provides details on the top 15 Common Vulnerabilities and Exposures (CVEs) routinely exploited by malicious cyber actors in 2021, as well as other CVEs frequently exploited.
Guidance on digital forensics and protective monitoring specifications for producers of network devices and appliances Publication
Feb 5, 2025 - This guidance has been developed with contributions from partnering agencies and is included in a series of publications aiming to draw attention to the importance of edge device cyber security measures.
Critical vulnerability for SAP NetWeaver Application Server (CVE-2020-6287) Alert
Jul 14, 2020 - On 13 July 2020 (United States EST), enterprise resource planning provider SAP released a security patch for a critical vulnerability affecting the Java component LM Configuration Wizard within the SAP NetWeaver Application Server.
2020-011: Critical Vulnerability in SAP NetWeaver Application Server (CVE-2020-6287) Advisory
Jul 14, 2020 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) recommends users of these products urgently apply available security patches to prevent an adversary from exploiting this vulnerability.
Critical Vulnerability in popular Java framework Apache Struts2 Alert
Dec 14, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ACSC) is concerned about a critical Remote Code Execution (RCE) vulnerability in Apache Struts2. This primarily affects Java applications which use this framework. Apache Struts2 is widely used in enterprise and bespoke Java applications.
Iranian Government-Sponsored APT Cyber Actors Exploiting Microsoft Exchange and Fortinet Vulnerabilities in Furtherance of Malicious Activities Advisory
Nov 22, 2021 - Iranian government-sponsored APT actors are actively targeting a broad range of victims across multiple U.S. critical infrastructure sectors, including the Transportation Sector and the Healthcare and Public Health Sector, as well as Australian organisations.
Joint cybersecurity advisory released on 2021's top routinely exploited vulnerabilities News
Apr 28, 2022 - Malicious cyber actors are aggressively targeting newly-disclosed and dated critical software vulnerabilities against a broad range of targets, including public and private sector organisations worldwide.
2022 Top Routinely Exploited Vulnerabilities Advisory
Aug 4, 2023 - This advisory provides details on the Common Vulnerabilities and Exposures (CVEs) routinely and frequently exploited by malicious cyber actors in 2022 and the associated Common Weakness Enumeration(s) (CWE).
Joint statement - Digital Transformation Agency and Australian Signals Directorate - Secure Internet Gateways update News
Nov 1, 2021 - The Australian Government is further strengthening the ICT systems of Government entities by enhancing its Secure Internet Gateway (SIG) policy and through the Cyber Hubs initiative. The Digital Transformation Agency (DTA) is working on these initiatives with the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC).
OS Command Injection Vulnerability in GlobalProtect Gateway Alert
May 3, 2024 - ASD’s ACSC is aware of a vulnerability (CVE-2024-3400) that enables an unauthenticated attacker to execute arbitrary code with root privileges on the firewall.
The Silent Heist: Cybercriminals use information stealer malware to compromise corporate networks News
Sep 2, 2024 - New advisory released on information stealer malware used in cybercrime attacks.
Guidelines for personnel security Advice
Jul 3, 2025 - This chapter of the Information security manual (ISM) provides guidance on personnel security.
Small Business Cloud Security Guides: Executive Overview Publication
Dec 16, 2022 - In recognition of the increasing prevalence of cloud computing, the Australian Cyber Security Centre (ACSC) has published the Small business cloud security guides. These guides are designed to provide protection against cybersecurity incidents while remaining accessible to organisations which may not have the resources and expertise to implement a more sophisticated strategy.
Remote code execution vulnerability present in Sophos Firewall Alert
Mar 30, 2022 - A vulnerability (CVE-2022-1040) has been identified in Sophos Firewall prior to version 18.5 which could allow a malicious cyber actor to perform remote code execution. Affected Australian organisations should apply the available patch.
Cyber threat actors compromising networks of major global telecommunications providers News
Dec 4, 2024 - New guidance is available for network defenders of communications infrastructure to strengthen visibility and harden devices against PRC-affiliated and other malicious cyber actors.
Multiple vulnerabilities present in the Spring Framework for Java Alert
Apr 4, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of media reporting relating to multiple potential vulnerabilities, including the so-called SpringShell vulnerability, in the Java Spring framework and its execution environments. These vulnerabilities pose a threat to organisations running applications on the web which contain components using the Java Spring framework.
Critical vulnerability in ConnectWise’s ScreenConnect Alert
Feb 25, 2024 - The Australian Signals Directorate’s Australian Cyber Security Centre ( ASD’s ACSC) is aware of a critical vulnerability affecting ConnectWise’s ScreenConnect. Customers should update to the patched version immediately.
Critical vulnerabilities in Citrix Gateway and Application Delivery Controller (ADC) devices Alert
Dec 14, 2022 - The Australian Signals Directorate's Australian Cyber Security Centre (ASD's ACSC) is aware of a critical vulnerability affecting many versions of Citrix Gateway and ADC. All Australian operators should check for indicators of compromise and install the latest updated versions.
2020-001-4: Remediation for critical vulnerability in Citrix Application Delivery Controller and Citrix Gateway Advisory
Jan 13, 2020 - On 19 January 2020, Citrix released patches for two versions of the Citrix Application Delivery Controller (ADC) and Citrix Gateway appliances. Citrix expects to have patches available across all supported versions of Citrix ADC, Citrix Gateway and Citrix SD-WAN WANOP before the end of January 2020.
Gateway security guidance package: Gateway operations and management Publication
Jul 29, 2025 - This guidance is one part of a package of documents that forms the Australian Signals Directorate (ASD)’s Gateway security guidance package written for audiences responsible for the operation and management of gateways.
Active exploitation of critical vulnerability in Citrix Application Delivery Controller and Citrix Gateway Alert
Jan 13, 2020 - The Australian Signals Directorate’s Australian Cyber Security Centre (ACSC) is aware of ongoing attempts to exploit a critical vulnerability in Citrix Application Delivery Controller (ADC) (formerly known as NetScaler ADC), Citrix Gateway (formerly known as NetScaler Gateway) and Citrix SD-WAN WANOP.
Network hardening
Apr 11, 2023 - This page lists publications on the hardening of network infrastructure.
Gateway security guidance package: Gateway technology guides Publication
Jul 29, 2025 - This guidance is one part of a package of documents that forms the gateway security guidance package. When designing, procuring, operating, maintaining or disposing of a gateway, it is important to consider all the documents from the gateway security guidance package at different stages of governance, design and implementation, and not to consume this guidance in isolation.