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CVSS 10.0 LXD, MicroCloud Flaw Lets Attackers Impersonate Trusted Clients Without a Private Key

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vulnerabilities

CVSS 10.0 LXD, MicroCloud Flaw Lets Attackers Impersonate Trusted Clients Without a Private Key

A critical flaw in Canonical's LXD and MicroCloud allows an attacker to impersonate a trusted client and authenticate via the application programming interface (API) without possessing the client's private key, requiring only network access to the HTTPS API and the target's public certificate. Successful exploitation grants the attacker the same cluster and virtual machine access as the impersonated account.

Why it matters: Organizations running LXD or MicroCloud clusters need to patch immediately, as any network-adjacent attacker with knowledge of a trusted client's public certificate can assume full administrative control.

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Correction

Correction recorded as of .

vulnerabilities

CVSS 10.0 LXD, MicroCloud Flaw Lets Attackers Impersonate Trusted Clients Without a Private Key

A critical flaw in Canonical's LXD and MicroCloud allows an attacker to impersonate a trusted client and authenticate via the application programming interface (API) without possessing the client's private key, requiring only network access to the HTTPS API and the target's public certificate. Successful exploitation grants the attacker the same cluster and virtual machine access as the impersonated account.

Why it matters: Organizations running LXD or MicroCloud clusters need to patch immediately, as any network-adjacent attacker with knowledge of a trusted client's public certificate can assume full administrative control.

Source published
First seen by Cybersecurity Tracker

Source attribution

Glossary