CVE-2018-1840 : IBM WebSphere Application Server 8.5 and 9.0 could allow a remote attacker to ga

IBM WebSphere Application Server 8.5 and 9.0 could allow a remote attacker to gain elevated privileges on the system, caused when a security domain is configured to use a federated repository other than global federated repository and then migrated to a newer release of WebSphere Application Server. IBM X-Force ID: 150813.

Published 2018-12-03 15:29:00

Updated 2019-10-09 23:39:12

Source IBM Corporation

View at NVD, CVE.org

Products affected by CVE-2018-1840

IBM » Websphere Application Server
Versions from including (>=) 9.0.0.0 and up to, including, (<=) 9.0.0.9
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
Matching versions
IBM » Websphere Application Server
Versions from including (>=) 8.5.0.0 and up to, including, (<=) 8.5.5.14
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2018-1840

Top countries where our scanners detected CVE-2018-1840

Top open port discovered on systems with this issue 80

IPs affected by CVE-2018-1840 103

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2018-1840!

^*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-2018-1840

EPSS FAQ

0.71%

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

~ 70 %

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

CVSS scores for CVE-2018-1840

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:P	8.6	6.4	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.1	HIGH	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	2.2	5.9	NIST
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
6.0	MEDIUM	CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L	1.8	3.7	IBM Corporation
Attack Vector: Network Attack Complexity: High Privileges Required: Low User Interaction: None Scope: Changed Confidentiality: Low Integrity: Low Availability: Low

CWE ids for CVE-2018-1840

CWE-668 Exposure of Resource to Wrong Sphere

The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2018-1840

https://exchange.xforce.ibmcloud.com/vulnerabilities/150813

IBM WebSphere Application Server privilege escalation CVE-2018-1840 Vulnerability Report
VDB Entry;Vendor Advisory
http://www.securityfocus.com/bid/106141

IBM WebSphere Application Server CVE-2018-1840 Remote Privilege Escalation Vulnerability
Third Party Advisory;VDB Entry
https://www.ibm.com/support/docview.wss?uid=ibm10735767

IBM Security Bulletin: Potential Privilege escalation vulnerability in WebSphere Application Server (CVE-2018-1840)
Patch;Vendor Advisory