CVE-2020-4449 : IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 traditional could allow

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 traditional could allow a remote attacker to obtain sensitive information with a specially-crafted sequence of serialized objects. IBM X-Force ID: 181230.

Published 2020-06-05 17:15:11

Updated 2021-07-21 11:39:24

Source IBM Corporation

View at NVD, CVE.org

Products affected by CVE-2020-4449

IBM » Websphere Application Server
Versions from including (>=) 8.5.0.0 and up to, including, (<=) 8.5.5.17
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
Matching versions
IBM » Websphere Application Server
Versions from including (>=) 9.0.0.0 and up to, including, (<=) 9.0.5.4
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
Matching versions
IBM » Websphere Application Server
Versions from including (>=) 7.0.0.0 and up to, including, (<=) 7.0.0.45
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
Matching versions
IBM » Websphere Application Server
Versions from including (>=) 8.0.0.0 and up to, including, (<=) 8.0.0.15
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2020-4449

Top countries where our scanners detected CVE-2020-4449

Top open port discovered on systems with this issue 9080

IPs affected by CVE-2020-4449 603

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2020-4449!

^*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-2020-4449

EPSS FAQ

2.34%

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

~ 90 %

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

CVSS scores for CVE-2020-4449

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
7.5	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	3.9	3.6	IBM Corporation
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE ids for CVE-2020-4449

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-2020-4449

https://exchange.xforce.ibmcloud.com/vulnerabilities/181230

IBM WebSphere Application Server information disclosure CVE-2020-4449 Vulnerability Report
VDB Entry;Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-690/

ZDI-20-690 | Zero Day Initiative
Third Party Advisory;VDB Entry
https://www.ibm.com/support/pages/node/6220296

Security Bulletin: WebSphere Application Server is vulnerable to an information exposure vulnerability (CVE-2020-4449)
Patch;Vendor Advisory