CVE-2019-4046 : IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a denia

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a denial of service, caused by improper handling of request headers. A remote attacker could exploit this vulnerability to cause the consumption of Memory. IBM X-Force ID: 156242.

Published 2019-03-25 19:29:02

Updated 2022-12-03 14:43:24

Source IBM Corporation

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2019-4046

IBM » Websphere Application Server
Versions from including (>=) 8.5.0.0 and up to, including, (<=) 8.5.5.15
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, (<=) 9.0.0.10
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
IBM » Websphere Application Server » Liberty Edition
Versions before (<) 19.0.0.4
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:liberty:*:*:*
Matching versions

Threat overview for CVE-2019-4046

Top countries where our scanners detected CVE-2019-4046

Top open port discovered on systems with this issue 9080

IPs affected by CVE-2019-4046 1,111

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2019-4046!

^*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-2019-4046

EPSS FAQ

0.34%

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

~ 71 %

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

CVSS scores for CVE-2019-4046

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.9	MEDIUM	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H	2.2	3.6	IBM Corporation
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2019-4046

CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-4046

http://www.securityfocus.com/bid/107623

IBM WebSphere Application Server CVE-2019-4046 Denial of Service Vulnerability
VDB Entry;Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/156242

IBM WebSphere Application Server denial of service CVE-2019-4046 Vulnerability Report
VDB Entry;Vendor Advisory
https://www.ibm.com/support/docview.wss?uid=ibm10869570

IBM Security Bulletin: Potential denial of service vulnerability in WebSphere Application Server (CVE-2019-4046)
Patch;Vendor Advisory