[USN-5482-1] SPIP vulnerabilities


========================================================================== Ubuntu Security Notice USN-5482-1 June 16, 2022
spip vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 21.10 – Ubuntu 18.04 LTS
Summary:
Several security issues were fixed in SPIP.
Software Description: – spip: website engine for publishing
Details:
It was discovered that SPIP incorrectly validated inputs. An authenticated attacker could possibly use this issue to execute arbitrary code. (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)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 21.10: spip 3.2.11-3+deb11u3build0.21.10.1
Ubuntu 18.04 LTS: spip 3.1.4-4~deb9u5build0.18.04.1
In general, a standard system update will make all the necessary changes.
References: ubuntu.com/security/notices/USN-5482-1 CVE-2020-28984, CVE-2021-44118, CVE-2021-44120, CVE-2021-44122, CVE-2021-44123, CVE-2022-26846, CVE-2022-26847
Package Information: launchpad.net/ubuntu/+source/spip/3.2.11-3+deb11u3build0.21.10.1 launchpad.net/ubuntu/+source/spip/3.1.4-4~deb9u5build0.18.04.1