CVE-2020-4450 : IBM WebSphere Application Server 8.5 and 9.0 traditional could allow a remote at

IBM WebSphere Application Server 8.5 and 9.0 traditional could allow a remote attacker to execute arbitrary code on the system with a specially-crafted sequence of serialized objects. IBM X-Force ID: 181231.

Published 2020-06-05 17:15:11

Updated 2020-06-09 18:52:10

Source IBM Corporation

View at NVD, CVE.org

Vulnerability category: Execute code

Products affected by CVE-2020-4450

IBM » Websphere Application Server
Versions from including (>=) 9.0.0.0 and before (<) 9.0.5.5
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
Matching versions
IBM » Websphere Application Server
Versions from including (>=) 8.5.0.0 and before (<) 8.5.5.18
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2020-4450

Top countries where our scanners detected CVE-2020-4450

Top open port discovered on systems with this issue 80

IPs affected by CVE-2020-4450 103

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2020-4450!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2020-4450

EPSS FAQ

5.77%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 93 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-4450

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
10.0	HIGH	AV:N/AC:L/Au:N/C:C/I:C/A:C	10.0	10.0	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
9.8	CRITICAL	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	IBM Corporation
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2020-4450

CWE-502 Deserialization of Untrusted Data

The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-4450

https://www.ibm.com/support/pages/node/6220294

Security Bulletin: WebSphere Application Server is vulnerable to a remote code execution vulnerability (CVE-2020-4450)
Patch;Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-689/

ZDI-20-689 | Zero Day Initiative
Third Party Advisory;VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/181231

IBM WebSphere Application Server command execution CVE-2020-4450 Vulnerability Report
VDB Entry;Vendor Advisory