SB2023022124 - Input validation error in IBM B2B Advanced Communications



SB2023022124 - Input validation error in IBM B2B Advanced Communications

Published: February 21, 2023

Security Bulletin ID SB2023022124
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Partial DoS

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Input validation error (CVE-ID: CVE-2018-1000873)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim into deserializing of crafted input with specifically very large values in the nanoseconds field of a time value and cause the service to crash.

Remediation

Install update from vendor's website.