Deserialization of Untrusted Data in SAP NetWeaver - CVE-2017-9844
Published: April 25, 2025
Vulnerability identifier: #VU107964
CSH Severity: Critical
CVSS v4: 9.3 [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]
CVE-ID: CVE-2017-9844
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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 Metadata Uploader within the Visual Composer development server. A remote non-authenticated attacker can pass specially crafted data to the application and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
SAP NetWeaver
How to mitigate CVE-2017-9844
Install updates from vendor's website.