CVE Vulnerabilities

CVE-2020-4232

Improper Restriction of Excessive Authentication Attempts

Published: May 28, 2020 | Modified: Jul 21, 2021
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N
RedHat/V2
RedHat/V3
Ubuntu

IBM Security Identity Governance and Intelligence 5.2.6 could allow an attacker to enumerate usernames to find valid login credentials which could be used to attempt further attacks against the system. IBM X-Force ID: 175336.

Weakness

The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks.

Affected Software

Name Vendor Start Version End Version
Security_identity_governance_and_intelligence Ibm 5.2.6 (including) 5.2.6 (including)

Potential Mitigations

  • Common protection mechanisms include:

  • Use a vetted library or framework that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.

  • Consider using libraries with authentication capabilities such as OpenSSL or the ESAPI Authenticator. [REF-45]

References