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USN-4539-1: AWL vulnerability

24 September 2020

DAViCal Andrew's Web Libraries could be made to run programs as your login if it received specially crafted input.

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Releases

Packages

  • awl - PHP Utility Libraries

Details

Andrew Bartlett discovered that DAViCal Andrew's Web Libraries (AWL) did
not properly manage session keys. An attacker could possibly use this
issue to impersonate a session. (CVE-2020-11728)

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 20.04

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

References

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Further reading