Security Bulletin: IBM App Connect Enterprise and IBM Integration Bus are vulnerable to denial of service due to the package org.yaml:snakeyaml and jackson-databind

Summary

IBM App Connect Enterprise and IBM Integration Bus are vulnerable to denial of service due to the package org.yaml:snakeyaml (CVE-2022-38751, CVE-2022-38752, CVE-2022-38750, CVE-2022-25857, CVE-2022-38749, CVE-2022-41854) and jackson-databind (CVE-2022-42003, CVE-2022-42004). The resolving fix includes snakeYAML 1.33 and jackson-databind 2.14.1

Vulnerability Details

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-2022-38751
**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-2022-42003
**DESCRIPTION:**FasterXML jackson-databind is vulnerable to a denial of service, caused by a lack of a check in the primitive value deserializers when the UNWRAP_SINGLE_VALUE_ARRAYS feature is enabled. By sending a specially-crafted request using deep wrapper array nesting, a local attacker could exploit this vulnerability to exhaust all available resources.
CVSS Base score: 6.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/237662 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2022-42004
**DESCRIPTION:**FasterXML jackson-databind is vulnerable to a denial of service, caused by a lack of a check in in the BeanDeserializer._deserializeFromArray function. By sending a specially-crafted request using deeply nested arrays, a local attacker could exploit this vulnerability to exhaust all available resources.
CVSS Base score: 6.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/237660 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

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-2022-25857
**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)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerabilities now by applying the appropriate fix to IBM App Connect Enterprise and IBM Integration Bus

Product(s)

|

Version(s)

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APAR

|

Remediation / Fix

—|—|—|—

IBM App Connect Enterprise

|

v12.0.1.0 - v12.0.7.0

|

IT42452

|

Interim fix for APAR (IT42452) is available from

IBM Fix Central

IBM App Connect Enterprise

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v11.0.0.1 - v11.0.0.19

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IT42452

|

Interim fix for APAR (IT42452) is available from

IBM Fix Central

IBM Integration Bus

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v10.0.0.12 - v10.0.0.26

|

IT42452

|

Interim fix for APAR (IT42452) is available from

IBM Fix Central

Workarounds and Mitigations

None