Security Bulletin: IBM Sterling Control Center is vulnerable to remote attacker security restrictions bypass due to Eclipse EE4J Jakarta Expression Language (CVE-2021-28170)

Summary

Eclipse EE4J Jakarta Expression Language is used by IBM Sterling Control Center. Eclipse EE4J Jakarta Expression Language could allow a remote attacker to bypass security restrictions, and the issue has been addressed.

Vulnerability Details

CVEID:CVE-2021-28170
**DESCRIPTION:**Eclipse EE4J Jakarta Expression Language could allow a remote attacker to bypass security restrictions, caused by a flaw in the ELParserTokenManager module. By sending a specially-crafted request, an attacker could exploit this vulnerability to bypass input validation of EL expressions.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/202708 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

Product

|

Version

|

Remediation

—|—|—

IBM Sterling Control Center

|

6.2.1.0

|

iFix07 available on Fix Central - 6.2.1.0

IBM Sterling Control Center

|

6.2.0.0

|

iFix07 available on Fix Central - 6.2.1.0

OR

iFix18 available on Fix Central - 6.2.0.0

NOTE: This is the last planned 6.2.0.0 iFix release package. Please plan for future Control Center upgrades to 6.2.1.0 iFix07 (or later).

Workarounds and Mitigations

None