Ubuntu Security Notice USN-5482-2
March 02, 2023
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.04 LTS
Several security issues were fixed in SPIP.
- spip: website engine for publishing
USN-5482-1 fixed several vulnerabilities in SPIP. This update provides
the corresponding updates for Ubuntu 20.04 LTS for CVE-2021-44118,
CVE-2021-44120, CVE-2021-44122 and CVE-2021-44123.
Original advisory details:
It was discovered that SPIP incorrectly validated inputs. An authenticated
attacker could possibly use this issue to execute arbitrary code.
This issue only affected Ubuntu 18.04 LTS. (CVE-2020-28984)
Charles Fol and Théo Gordyjan discovered that SPIP is vulnerable to Cross
Site Scripting (XSS). If a user were tricked into browsing a malicious SVG
file, an attacker could possibly exploit this issue to execute arbitrary
code. This issue was only fixed in Ubuntu 21.10. (CVE-2021-44118,
CVE-2021-44120, CVE-2021-44122, CVE-2021-44123)
It was discovered that SPIP incorrectly handled certain forms. A remote
authenticated editor could possibly use this issue to execute arbitrary code,
and a remote unauthenticated attacker could possibly use this issue to obtain
sensitive information. (CVE-2022-26846, CVE-2022-26847)
The problem can be corrected by updating your system to the following
Ubuntu 20.04 LTS:
In general, a standard system update will make all the necessary changes.
CVE-2021-44118, CVE-2021-44120, CVE-2021-44122, CVE-2021-44123
A SPIP security update has been released for Ubuntu Linux 20.04 LTS.