Vulnerability Name:

CVE-2021-20479 (CCN-197498)

Assigned:2020-12-17
Published:2022-05-06
Updated:2022-05-16
Summary:IBM Cloud Pak System 2.3.0 through 2.3.3.3 Interim Fix 1 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 197498.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
5.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
5.4 Medium (CCN CVSS v2 Vector: AV:N/AC:H/Au:N/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-327
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2021-20479

Source: XF
Type: UNKNOWN
ibm-cps-cve202120479-info-disc(197498)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-cps-cve202120479-info-disc (197498)

Source: CCN
Type: IBM Security Bulletin 6562263 (Cloud Pak System)
Multiple Vulnerabilities have been identified in IBM Cloud Pak System

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6562263

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:cloud_pak_system:*:*:*:*:*:*:*:* (Version >= 2.3.0.0 and < 2.3.3.4)

    • Configuration CCN 1:
  • cpe:/a:ibm:cloud_pak_system:2.3.3.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    ibm cloud pak system *
    ibm cloud pak system 2.3.3.3