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USN-6042-1: Cloud-init vulnerability

26 April 2023

cloud-init could write sensitive information to logs.

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Releases

Packages

  • cloud-init - initialization and customization tool for cloud instances

Details

James Golovich discovered that sensitive data could be exposed in logs. An
attacker could use this information to find hashed passwords and possibly
escalate their privilege.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 23.04
Ubuntu 22.10
Ubuntu 22.04
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04

In general, a standard system update will make all the necessary changes.

References

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Further reading