Improper Neutralization of Special Elements in Output Used by a Downstream Component in IBM Engineering Lifecycle Optimization - Publishing - CVE-2021-39028
Published: September 28, 2023
Vulnerability identifier: #VU81247
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-39028
CWE-ID: CWE-74
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to perform various attacks.
The vulnerability exists due to improper validation of input by the HOST headers. A remote user can conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking.
Affected software
IBM Engineering Lifecycle Optimization - Publishing
IBM CICS TX Advanced
IBM CICS TX Standard
IBM CICS TX Advanced
IBM CICS TX Standard
How to mitigate CVE-2021-39028
Install updates from vendor's website.
IBM CICS TX Advanced - addressed in versions 10.1.0.0 ifix9, 11.1.0.0 ifix2
IBM CICS TX Standard - update to 11.1.0.0 ifix2
IBM CICS TX Standard - update to 11.1.0.0 ifix2