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Information Security Manual
A medium alert details a cyber security vulnerability that entities should act soon to mitigate. The ACSC has assessed that network owners and operators need to be notified of the possible threats so that they can take appropriate actions to mitigate risks. Medium alerts refer to vulnerabilities, which if not mitigated against, have the potential to impact Australia, due to a publicly available proof-of-concept or evidence of active exploitation, but comprehensive patches or easily implemented mitigation mechanisms are available.
The ACSC is aware of a reported supply chain compromise affecting the 3CX DesktopApp, allowing malicious actors to conduct multi-stage attacks against users of the legitimate software. Australian users of affected…
A high alert details a cyber security vulnerability that entities should act quickly to minimise the risk, within 48 hours. The ACSC has assessed that network owners and operators should be informed of the threats so that they can decide on the most appropriate active mitigation actions to minimise risks to their networks. High alerts refer to vulnerabilities that are currently or likely to impact Australia, due to a publicly available proof-of-concept or evidence of active exploitation, and at the time of publication, have no comprehensive patches or easily implemented mitigation mechanisms available.
The Australian Cyber Security Centre (ACSC) is aware of a Microsoft Outlook for Windows vulnerability. All Australian organisations using all versions of Microsoft Outlook for Windows should apply the available patch…
The Australian Cyber Security Centre (ACSC) is aware of Lockbit 3.0 which is the newest version of Lockbit ransomware. It is used by cybercriminals to conduct ransomware attacks against multiple sectors and organisations…
The Australian Cyber Security Centre (ACSC) has released a series of guides designed to help small businesses secure their cloud environment.
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