CVE-2020-4280

high

Description

IBM QRadar SIEM 7.3 and 7.4 could allow a remote attacker to execute arbitrary commands on the system, caused by insecure deserialization of user-supplied content by the Java deserialization function. By sending a malicious serialized Java object, an attacker could exploit this vulnerability to execute arbitrary commands on the system. IBM X-Force ID: 176140.

References

https://www.ibm.com/support/pages/node/6344079

https://exchange.xforce.ibmcloud.com/vulnerabilities/176140

http://seclists.org/fulldisclosure/2020/Oct/18

http://packetstormsecurity.com/files/159589/QRadar-RemoteJavaScript-Deserialization.html

Details

Source: Mitre, NVD

Published: 2020-10-08

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.73451