Deserialization of untrusted data in jackson-databind - CVE-2017-17485

 

Deserialization of untrusted data in jackson-databind - CVE-2017-17485

Published: January 26, 2018


Vulnerability identifier: #VU10257
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:P/U:Amber
CVE-ID: CVE-2017-17485
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: FasterXML
Affected software:
jackson-databind

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists in the FasterXML jackson-databind library due to improper validation of user-input handled by the readValue method of the ObjectMapper object. A remote attacker can send malicious input to the vulnerable method of a web application that uses the Spring library in the application's classpath and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

How to mitigate CVE-2017-17485

The vulnerability is addressed in the following versions: 2.7.9.2 and 2.8.11.

Sources