Security Bulletin: Multiple security vulnerabilities in Snake YAML affect IBM Sterling B2B Integrator

Summary

IBM Sterling B2B Integrator uses Snake YAML.

Vulnerability Details

CVEID:CVE-2017-18640
**DESCRIPTION:**SnakeYAML is vulnerable to a denial of service, caused by an entity expansion in Alias feature during a load operation. By sending a specially crafted request, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/174331 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-2022-25857
**DESCRIPTION:**Java package org.yaml:snakeyam is vulnerable to a denial of service, caused by missing to nested depth limitation for collections. By sending a specially-crafted request, 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/234864 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-2022-38749
**DESCRIPTION:**SnakeYAML is vulnerable to a denial of service, caused by a stack-overflow in parsing YAML files. By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 3.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/235313 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID:CVE-2022-38750
**DESCRIPTION:**SnakeYAML is vulnerable to a denial of service, caused by a stack-overflow in parsing YAML files. By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 3.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/235312 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID:CVE-2022-38751
**DESCRIPTION:**SnakeYAML is vulnerable to a denial of service, caused by a stack-overflow in parsing YAML files. By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 3.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/235311 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID:CVE-2022-38752
**DESCRIPTION:**SnakeYAML is vulnerable to a denial of service, caused by a stack-overflow in parsing YAML files. By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/235310 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-2022-41854
**DESCRIPTION:**snakeYAML is vulnerable to a denial of service, caused by improper input validation. By persuading a victim to open a specially-crafted YAML content, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/240890 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

CVEID:CVE-2022-1471
**DESCRIPTION:**SnakeYaml could allow a remote authenticated attacker to execute arbitrary code on the system, caused by an unsafe deserialization in the Constructor class. By using a specially-crafted yaml content, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 8.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/241118 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now.

The IIM versions of 6.0.3.9 and 6.1.2.3 are available on Fix Central. The IIM version of 6.2.0.0 is available on Passport Advantage

The container version of 6.1.2.3 and 6.2.0.0 are available in IBM Entitled Registry.

Workarounds and Mitigations

None