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USN-4536-1: SPIP vulnerabilities

24 September 2020

Several security issues were fixed in SPIP.

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Releases

Packages

  • spip - website engine for publishing

Details

Youssouf Boulouiz discovered that SPIP incorrectly handled login error
messages. A remote attacker could potentially exploit this to conduct
cross-site scripting (XSS) attacks. (CVE-2019-16392)

Gilles Vincent discovered that SPIP incorrectly handled password reset
requests. A remote attacker could possibly use this issue to cause SPIP to
enumerate registered users. (CVE-2019-16394)

Guillaume Fahrner discovered that SPIP did not properly sanitize input. A
remote authenticated attacker could possibly use this issue to execute
arbitrary code on the host server. (CVE-2019-11071)

Sylvain Lefevre discovered that SPIP incorrectly handled user
authorization. A remote attacker could possibly use this issue to modify
and publish content and modify the database. (CVE-2019-16391)

It was discovered that SPIP did not properly sanitize input. A remote
attacker could, through cross-site scripting (XSS) and PHP injection,
exploit this to inject arbitrary web script or HTML. (CVE-2017-15736)

Alexis Zucca discovered that SPIP incorrectly handled the media plugin. A
remote authenticated attacker could possibly use this issue to write to
the database. (CVE-2019-19830)

Christophe Laffont discovered that SPIP incorrectly handled redirect URLs.
An attacker could use this issue to cause SPIP to crash, resulting in a
denial of service, or possibly execute arbitrary code. (CVE-2019-16393)

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 18.04

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