Security Bulletin: IBM Sterling Connect:Direct for Microsoft Windows is vulnerable to a denial of service attack due to Connect2id Nimbus-JOSE-JWT (CVE-2023-52428)

2024-03-1409:36:35

www.ibm.com

ibm

sterling connect:direct

windows

denial of service

vulnerability

cve-2023-52428

connect2id nimbus-jose-jwt

file agent

AI Score

6.8

Confidence

High

EPSS

Percentile

15.5%

JSON

Summary

Integrated File Agent used by IBM Sterling Connect:Direct for Microsoft Windows uses Connect2id Nimbus-JOSE-JWT. This bulletin identifies the steps to take to address the vulnerability.

Vulnerability Details

CVEID:CVE-2023-52428
**DESCRIPTION:**Connect2id Nimbus-JOSE-JWT is vulnerable to a denial of service, caused by improper validation of user requests by the PasswordBasedDecrypter (PBKDF2) component. By sending a specially crafted request using a large JWE p2c header, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/284044 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected Product(s)	Version(s)
IBM Sterling Connect:Direct for Microsoft Windows	6.2.0.0 - 6.2.0.6_iFix011
IBM Sterling Connect:Direct for Microsoft Windows	6.3.0.0 - 6.3.0.2_iFix011

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by upgrading …

Affected Product(s)	Version(s)	Remediation / Fix
IBM Sterling Connect:Direct for Microsoft Windows	6.2.0.0 - 6.2.0.6_iFix011	Apply 6.2.0.6_iFix012, available on Fix Central
IBM Sterling Connect:Direct for Microsoft Windows	6.3.0.0 - 6.3.0.2_iFix011	Apply 6.3.0.2_iFix012, available on Fix Central

Workarounds and Mitigations

None

Affected configurations

Vulners

Node

ibmsterling_connect\Matchdirect_for_microsoft_windows6.2.0

ibmsterling_connect\Matchdirect_for_microsoft_windows6.3.0

VendorProductVersionCPE
ibmsterling_connect\direct_for_microsoft_windowscpe:2.3:a:ibm:sterling_connect\:direct_for_microsoft_windows:6.2.0:*:*:*:*:*:*:*
ibmsterling_connect\direct_for_microsoft_windowscpe:2.3:a:ibm:sterling_connect\:direct_for_microsoft_windows:6.3.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
ibm	sterling_connect\	direct_for_microsoft_windows	cpe:2.3:a:ibm:sterling_connect\:direct_for_microsoft_windows:6.2.0:::::::*
ibm	sterling_connect\	direct_for_microsoft_windows	cpe:2.3:a:ibm:sterling_connect\:direct_for_microsoft_windows:6.3.0:::::::*