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Connect CVE-2020-4747

CRITICAL
Improper Authentication (CWE-287)
2020-12-15 psirt@us.ibm.com
IBM Authentication Bypass Connect
9.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Dec 15, 2020 - 15:15 nvd
CRITICAL 9.8

DescriptionNVD

IBM Connect:Direct for UNIX 6.1.0, 6.0.0, 4.3.0, and 4.2.0 can allow a local or remote user to obtain an authenticated CLI session due to improper authentication methods. IBM X-Force ID: 188516.

AnalysisAI

IBM Connect:Direct for UNIX 6.1.0, 6.0.0, 4.3.0, and 4.2.0 can allow a local or remote user to obtain an authenticated CLI session due to improper authentication methods. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. IBM Connect:Direct for UNIX 6.1.0, 6.0.0, 4.3.0, and 4.2.0 can allow a local or remote user to obtain an authenticated CLI session due to improper authentication methods. IBM X-Force ID: 188516. Affected products include: Ibm Connect\.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.

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CVE-2020-4747 vulnerability details – vuln.today
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