Security Bulletin: UrbanCode Deploy is vulnerable to denial of service due to Jackson-databind (CVE-2020-36518)

Summary

When processing untrusted data in a plugin step to process jackson-databind data, a large depth of nested objects may be used to cause a denial of service within the step.

Vulnerability Details

CVEID:CVE-2020-36518
**DESCRIPTION:**FasterXML jackson-databind is vulnerable to a denial of service, caused by a Java StackOverflow exception. By using a large depth of nested objects, 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/222319 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)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by upgrading to any of 6.2.716, 7.0.5.11, 7.1.2.7, 7.2.3.0 or later.

Workarounds and Mitigations

None