USN-6473-2: pip vulnerabilities

15 November 2023

Several security issues were fixed in pip.

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Details

USN-6473-1 fixed vulnerabilities in urllib3. This update provides the
corresponding updates for the urllib3 module bundled into pip.

Original advisory details:

It was discovered that urllib3 didn't strip HTTP Authorization header
on cross-origin redirects. A remote attacker could possibly use this
issue to obtain sensitive information. This issue only affected
Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2018-25091)

It was discovered that urllib3 didn't strip HTTP Cookie header on
cross-origin redirects. A remote attacker could possibly use this
issue to obtain sensitive information. (CVE-2023-43804)

It was discovered that urllib3 didn't strip HTTP body on status code
303 redirects under certain circumstances. A remote attacker could
possibly use this issue to obtain sensitive information. (CVE-2023-45803)

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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.

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Update instructions

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

Ubuntu 23.10
Ubuntu 23.04
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

Related notices

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