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Security Bulletin: Multiple Vulnerabilities were detected in IBM Sterling Secure Proxy (CVE-2022-22336, CVE-2022-22333)

Security Bulletin


There are multiple vulnerabilities in IBM Sterling Secure Proxy detected by internal scans. IBM Sterling Secure Proxy has addressed the applicable CVEs.

Vulnerability Details

CVEID:   CVE-2022-22336
DESCRIPTION:   IBM Sterling External Authentication Serverand IBM Sterling Secure Proxy could allow a remote user to consume resources causing a denial of service due to a resource leak.
CVSS Base score: 7.5
CVSS Temporal Score: See: 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)

CVEID:   CVE-2022-22333
DESCRIPTION:   IBM Sterling Secure Proxy and IBM Sterling External Authentication Server are vulnerable a buffer overflow, due to the Jetty based GUI in the Secure Zone not properly validating the sizes of the form content and/or HTTP headers submitted. A local attacker positioned inside the Secure Zone could submit a specially crafted HTTP request to disrupt service.
CVSS Base score: 6.5
CVSS Temporal Score: See: for the current score.
CVSS Vector: (CVSS:3.0/AV:A/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 Secure Proxy6.0.3
IBM Sterling Secure Proxy6.0.2
IBM Sterling Secure Proxy3.4.3.2


ProductVersioniFixRemediation Location
IBM Sterling Secure Proxy6.0.3.0iFix 02Fix Central
IBM Sterling Secure Proxy6.0.2.0iFix 05Fix Central
IBM Sterling Secure Proxy3.4.3.2iFix 14Fix Central

Workarounds and Mitigations


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Change History

22 Feb 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.


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

Document Location


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Document Information

Modified date:
22 February 2022