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High Severity vulnerability present in OpenSSL version 3.x   Alert

Nov 2, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of a buffer overrun and buffer overflow vulnerability in OpenSSL versions above to 3.0. All Australian organisations using version 3.x should apply the available patch immediately.

Critical vulnerability discovered in HTTP.SYS in Microsoft Windows   Alert

May 13, 2021 - A remote code execution vulnerability could enable a malicious cyber actor to compromise vulnerable Microsoft Windows hosts. The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) strongly recommends applying available patches.

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.

Critical vulnerability present in certain versions of Apple iOS and iPadOS   Alert

Oct 13, 2021 - A vulnerability has been identified in certain Apple products which could allow an actor to install malware or perform other actions on a vulnerable device.

Remote code execution vulnerability present in the Windows Scripting Engine of Microsoft Windows   Alert

Sep 16, 2021 - A vulnerability exists in a component of Microsoft Windows. A malicious cyber actor could exploit this vulnerability to execute arbitrary code, potentially enabling the actor to take control of the vulnerable host. Affected Australian customers should apply the security update provided by Microsoft.

Multiple high severity vulnerabilities discovered in the Exim mail server   Alert

May 10, 2021 - Exim vulnerabilities could enable a malicious cyber actor to compromise vulnerable Exim servers. The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) strongly recommends applying available patches.

Critical vulnerability identified in Apple iOS and macOS   Alert

Feb 12, 2022 - A Remote Code Execution vulnerability has been identified in certain versions of Apple WebKit, affecting iOS and macOS devices. Affected users of these devices should update their devices as soon as possible.

Cisco IOS XE Software Web UI Zero Day Vulnerability   Alert

Oct 25, 2023 - A previously unknown vulnerability (CVE-2023-20198) in the web UI feature of Cisco IOS XE Software could allow a malicious actor to take control of vulnerable devices. All Australian organisations should follow the recommendations published by Cisco.

Critical vulnerability present in certain versions of Microsoft Excel   Alert

Nov 11, 2021 - Microsoft has identified active exploitation of a vulnerability in Microsoft Excel. Affected Australian organisations should apply the available security update as soon as possible.

Remote code execution vulnerability present in the MSHTML component of Microsoft Windows   Alert

Sep 14, 2021 - A vulnerability exists in a component of Microsoft Windows. A malicious cyber actor could exploit this vulnerability to execute arbitrary code, potentially enabling the actor to take control of the vulnerable host. At this current time there is no patch available, affected Australian customers should apply the Microsoft recommended workarounds.

Remote code execution vulnerability present in SonicWall SMA 100 series appliances   Alert

Jan 19, 2022 - A vulnerability (CVE-2021-20038) has been identified in SonicWall SMA 100 series appliances. Exploitation of this vulnerability could allow an unauthenticated malicious cyber actor to perform remote code execution. Affected Australian organisations should apply the available patch.

Critical severity vulnerability in Fortinet FortiOS SSL-VPN   Alert

Dec 13, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of a heap-based buffer overflow vulnerability in FortiOS SSL-VPN. All Australian organisations should apply the available patch immediately.

Remote code execution vulnerability present in Atlassian Confluence Server and Data Center   Alert

Jun 5, 2022 - A critical unauthenticated remote code execution vulnerability (CVE-2022-26134) has been identified in all supported versions of Atlassian Confluence Server and Data Center. The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) recommends organisations restrict internet access to and from affected devices.

Critical vulnerability in certain versions of Apache HTTP Server   Alert

Oct 8, 2021 - A vulnerability exists in Apache HTTP Server 2.4.49. A cyber actor could exploit this vulnerability to execute arbitrary code. Initial information also indicates that the vulnerability could also be used perform remote code execution under certain configurations. Affected Australian organisations should apply the available patch.

APT exploitation of Fortinet Vulnerabilities   Alert

Apr 3, 2021 - Advanced Persistent Threat (APT) actors targeting historic Fortinet vulnerabilities.

Exploitation of Microsoft Office vulnerability: Follina   Alert

Jun 15, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of active exploitation of the Follina zero-day vulnerability in the Microsoft Support Diagnostic Tool (CVE-2022-30190). Affected Australian organisations should take appropriate action.

Remote code execution vulnerability present in Open Management Infrastructure, affects certain Microsoft Azure services   Alert

Sep 16, 2021 - A remote code execution vulnerability exists in Open Management Infrastructure, a management agent used in certain Linux-based Microsoft Azure services. Exploitation of this vulnerability could allow a malicious actor to take control of the vulnerable host. Affected organisations should apply the available security update.

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.

Multiple vulnerabilities present in F5 products   Alert

May 9, 2022 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of a F5 Security Advisory Addressing Multiple Vulnerabilities in their BIG-IP Product Range. Affected Australian organisations should take appropriate action.

Critical vulnerabilities present in certain versions of Apple iOS, macOS and Safari   Alert

Sep 14, 2021 - Vulnerabilities have been identified in certain versions of Apple iOS, macOS and Safari which could allow an actor to install malware or perform other actions on a vulnerable device or computer.

SonicWall devices targeted with ransomware utilising stolen credentials   Alert

Aug 3, 2021 - SonicWall devices are being targeted by a malicious cyber actor as targets for ransomware. The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of likely related activity targeting Australian organisations.

Critical severity vulnerability in Fortinet Fortigate SSL-VPN devices   Alert

Jun 13, 2023 - The Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) is aware of a critical pre-authentication remote code execution vulnerability in Fortinet Fortigate SSL VPN devices. Australian organisations should patch their products and apply any recommended mitigations.

Active exploitation of vulnerable Sitecore Experience Platform content management systems   Alert

Nov 5, 2021 - There is active exploitation of a vulnerability occurring in certain versions of Sitecore Experience Platform systems. Affected Australian organisation should apply the available security update.

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.

Remote code execution vulnerability present in Samba versions prior to 4.13.17   Alert

Feb 4, 2022 - A vulnerability (CVE-2021-44142) has been identified in Samba versions prior to 4.13.17. Exploitation of this vulnerability could allow a malicious cyber actor to perform privileged remote code execution. Affected Australian organisations should apply the available patch, including affected software vendors.

The Case for Memory Safe Roadmaps – Joint Cyber Security Guide   News

Dec 7, 2023 - In partnership with our international partners we released a joint cyber security guidance on Secure-by-Design memory safe roadmaps.

Critical vulnerability in certain Hikvision products, IP cameras   Alert

Sep 22, 2021 - A critical vulnerability exists in Hikvision products, including IP cameras, which could allow a cyber actor to take full control of the device. Affected Australian customers should apply an appropriate firmware update provided by Hikvision.

Suspected user credentials stolen from FortiNet devices leaked online   Alert

Sep 10, 2021 - A malicious cyber actor has leaked a list of suspected user credentials and IP address of the associated FortiNet SSL VPN device the credentials are used for. Organisations should review the patch status and history of internet exposed FortiNet SSL VPN devices and consider performing a password reset for affected users.

Remote code execution vulnerability present in certain versions of Atlassian Confluence   Alert

Sep 1, 2021 - A vulnerability exists in certain self-hosted versions of Atlassian Confluence which could allow a malicious cyber actor to execute arbitrary code. Affected organisations should apply the available patch to mitigate this vulnerability.

Iranian Government-Sponsored APT Cyber Actors   Alert

Nov 17, 2021 - FBI and CISA have observed an Iranian government-sponsored APT group that are exploiting vulnerabilities to gain access to systems. The APT group has exploited the same Microsoft Exchange vulnerability in Australia.