VULNERABILITY INTELLIGENCE

CVE-2020-4640

CVSS score4.1 MEDIUM
EPSS probability0.35%
CISA KEVNot currently listed
Published2021-02-04
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Description

Certain IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 configurations can result in sensitive information in the URL fragment identifiers. This information can be cached in the intermediate nodes like proxy servers, cdn, logging platforms, etc. An attacker can make use of this information to perform attacks by impersonating a user. IBM X-Force ID: 185510.

Weakness classification

  • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

Primary references