Cacti through 1.2.7 is affected by multiple instances of lib/functions.php unsafe deserialization of user-controlled data to populate arrays. An authenticated attacker could use this to influence object data values and control actions taken by Cacti or potentially cause memory corruption in the PHP module.
https://www.debian.org/security/2020/dsa-4604
https://www.darkmatter.ae/xen1thlabs/
https://security.gentoo.org/glsa/202003-40
https://seclists.org/bugtraq/2020/Jan/25
https://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-17358.html
https://lists.debian.org/debian-lts-announce/2019/12/msg00014.html
https://github.com/Cacti/cacti/issues/3026
https://github.com/Cacti/cacti/commit/adf221344359f5b02b8aed43dfb6b33ae5d708c8
https://github.com/Cacti/cacti/blob/79f29cddb5eb05cbaff486cd634285ef1fed9326/lib/functions.php#L3109
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2019-17358
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00048.html
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00042.html
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00001.html