Security Bulletin: IBM Sterling Secure Proxy vulnerable to multiple issues

Summary

Multiple vulnerabilities affect IBM Sterling Secure Proxy 6.0.3.0 and are addressed in the latest iFix.

Vulnerability Details

CVEID:CVE-2022-23437
**DESCRIPTION:**Apache Xerces2 Java XML Parser is vulnerable to a denial of service, caused by an infinite loop in the XML parser. By persuading a victim to open a specially-crafted XML document payloads, a remote attacker could exploit this vulnerability to consume system resources for prolonged duration.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/217982 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

CVEID:CVE-2022-31772
**DESCRIPTION:**IBM MQ 8.0, 9.0 LTS, 9.1 CD, 9.1 LTS, 9.2 CD, and 9.2 LTS could allow an authenticated and authorized user to cause a denial of service to the MQTT channels. IBM X-Force ID: 228335.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/228335 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2022-34362
**DESCRIPTION:**IBM Sterling Secure Proxy is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking.
CVSS Base score: 4.6
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/230523 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N)

CVEID:CVE-2022-35720
**DESCRIPTION:**IBM Sterling External Authentication Server uses weaker than expected cryptographic algorithms during installation that could allow a local attacker to decrypt sensitive information.
CVSS Base score: 2.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/231373 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

Remediation/Fixes

Workarounds and Mitigations

None