Security Bulletin: IBM WebSphere Application Server Liberty for IBM i is vulnerable to spoofing and clickjacking attacks due to swagger-ui (CVE-2018-25031, CVE-2021-46708)

Security Bulletin

Summary

IBM WebSphere Application Server Liberty for IBM i contains swagger-ui which is vulnerable to spoofing and clickjacking attacks as described in the vulnerability details section. IBM WebSphere Application Server Liberty for IBM i has addressed the vulnerabilities with a fix that upgrades the Liberty runtime to version 22.0.0.3.

Vulnerability Details

CVEID: CVE-2018-25031
DESCRIPTION: swagger-ui could allow a remote attacker to conduct spoofing attacks. By persuading a victim to open a specially-crafted URL, an attacker could exploit this vulnerability to display remote OpenAPI definitions.
CVSS Base score: 5.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/217346 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N)

CVEID: CVE-2021-46708
DESCRIPTION: npm swagger-ui-dist could allow a remote attacker to hijack the clicking action of the victim. By persuading a victim to visit a malicious Web site, a remote attacker could exploit this vulnerability to hijack the victim's click actions and possibly launch further attacks against the victim.
CVSS Base score: 4.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/217359 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)

Affected Products and Versions

Affected Product(s)	Version(s)
IBM i	7.4
IBM i	7.3
IBM i	7.2

Remediation/Fixes

IBM strongly recommends addressing the vulnerabilities now.

The issues can be fixed by applying a PTF to IBM i. IBM i releases 7.4, 7.3, and 7.2 will be fixed.

The IBM i PTF numbers containing the fix for the CVEs :

IBM i Release	5770-SS1 PTF Number	PTF Download Link
7.4	SI78971	https://www.ibm.com/support/pages/ptf/SI78971
7.3	SI78972	https://www.ibm.com/support/pages/ptf/SI78972
7.2	SI78973	https://www.ibm.com/support/pages/ptf/SI78973

https://www.ibm.com/support/fixcentral

Important note: IBM recommends that all users running unsupported versions of affected products upgrade to supported and fixed version of affected products.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

07 Apr 2022: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Tips

Security Bulletin: IBM WebSphere Application Server Liberty for IBM i is vulnerable to spoofing and clickjacking attacks due to swagger-ui (CVE-2018-25031, CVE-2021-46708)