Deserialization of Untrusted Data in Cacti - CVE-2019-17358
Published: December 16, 2019
Vulnerability identifier: #VU23619
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-17358
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: The Cacti Group, Inc.
Affected software:
Cacti
Cacti
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insecure input validation when processing serialized data in lib/functions.php. A remote attacker can pass specially crafted data to the application and execute arbitrary PHP code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2019-17358
Install updates from vendor's website.
Sources
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2019-17358
- https://github.com/Cacti/cacti/blob/79f29cddb5eb05cbaff486cd634285ef1fed9326/lib/functions.php#L3109
- https://github.com/Cacti/cacti/commit/adf221344359f5b02b8aed43dfb6b33ae5d708c8
- https://github.com/Cacti/cacti/issues/3026
- https://lists.debian.org/debian-lts-announce/2019/12/msg00014.html
- https://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-17358.html
- https://www.darkmatter.ae/xen1thlabs/