Security Bulletin: IBM Sterling External Authentication Server is vulnerable to multiple issues

Summary

Multple vulnerabilities affect IBM Sterling External Authentication Server and are addressed in the latest iFixes.

Vulnerability Details

CVEID:CVE-2023-26048
**DESCRIPTION:**Eclipse Jetty is vulnerable to a denial of service, caused by an out of memory flaw in the HttpServletRequest.getParameter() or HttpServletRequest.getParts() function. By sending a specially crafted multipart request, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/253356 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2023-26049
**DESCRIPTION:**Eclipse Jetty could allow a remote authenticated attacker to obtain sensitive information, caused by a flaw during nonstandard cookie parsing. By sending a specially crafted request to tamper with the cookie parsing mechanism, an attacker could exploit this vulnerability to obtain values from other cookies, and use this information to launch further attacks against the affected system.
CVSS Base score: 4.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/253355 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N)

CVEID:CVE-2023-21930
**DESCRIPTION:**An unspecified vulnerability in Oracle Java SE, Oracle GraalVM Enterprise Edition related to the JSSE component could allow an unauthenticated attacker to cause high confidentiality impact and high integrity impact.
CVSS Base score: 7.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/253115 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N)

CVEID:CVE-2022-40149
**DESCRIPTION:**jettison-json Jettison is vulnerable to a denial of service, caused by a stack-based buffer overflow. By sending a specially-crafted XML or JSON data, a remote authenticated attacker could exploit this vulnerability to causes the parser to crash, and results in a denial of service condition.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/236352 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2022-40150
**DESCRIPTION:**jettison-json Jettison is vulnerable to a denial of service, caused by an out of memory flaw. By sending a specially-crafted XML or JSON data, a remote authenticated attacker could exploit this vulnerability to causes the parser to crash, and results in a denial of service condition.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/236353 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2022-45685
**DESCRIPTION:**Jettison is vulnerable to a denial of service, caused by a stack-based buffer overflow. By sending an overly long string using JSON data, 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/242596 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-2022-45693
**DESCRIPTION:**Jettison is vulnerable to a denial of service, caused by a stack-based buffer overflow. By sending a specially-crafted request using the map parameter, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/242274 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2023-1436
**DESCRIPTION:**Jettison is vulnerable to a denial of service, caused by an infinite recursion when constructing a JSONArray from a Collection that contains a self-reference in one of its elements. A remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/250490 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2023-32338
**DESCRIPTION:**IBM Sterling Secure Proxy and IBM Sterling External Authentication Server stores user credentials in plain clear text which can be read by a local user with container access.
CVSS Base score: 5.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/255585 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

CVEID:CVE-2023-29261
**DESCRIPTION:**IBM Sterling Secure Proxy could allow a local user with specific information about the system to obtain privileged information due to inadequate memory clearing during operations.
CVSS Base score: 5.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/252139 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

CVEID:CVE-2022-40609
**DESCRIPTION:**IBM SDK, Java Technology Edition 7.1.5.18 and 8.0.8.0 could allow a remote attacker to execute arbitrary code on the system, caused by an unsafe deserialization flaw. By sending specially-crafted data, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 236069.
CVSS Base score: 8.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/236069 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID:CVE-2020-13936
**DESCRIPTION:**Apache Velocity could allow a remote attacker to execute arbitrary code on the system, caused by a sandbox bypass flaw. By modifying the Velocity templates, an attacker could exploit this vulnerability to execute arbitrary code with the same privileges as the account running the Servlet container.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/197993 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

Remediation/Fixes

Workarounds and Mitigations

None