Deserialization of Untrusted Data in jackson-databind - CVE-2020-14195
Published: June 18, 2020 / Updated: September 16, 2020
Vulnerability identifier: #VU29128
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-2020-14195
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: FasterXML
Affected software:
jackson-databind
jackson-databind
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 related to org.jsecurity.realm.jndi.JndiRealmFactory (aka org.jsecurity). A remote 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.
How to mitigate CVE-2020-14195
Install updates from vendor's website.