Vulnerability Name:

CVE-2021-20482 (CCN-197504)

Assigned:2020-12-17
Published:2021-03-29
Updated:2021-04-01
Summary:IBM Cloud Pak for Automation 20.0.2 and 20.0.3 IF002 are vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 197504.
CVSS v3 Severity:7.1 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L)
6.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): Low
7.1 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L)
6.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.5 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): Partial
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-611
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2021-20482

Source: XF
Type: UNKNOWN
ibm-baw-cve202120482-xxe(197504)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-baw-cve202120482-xxe (197504)

Source: CCN
Type: IBM Security Bulletin 6437577 (Cloud Pak for Automation)
Multiple vulnerabilities affect IBM Cloud Pak for Automation

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6437577

Source: CCN
Type: IBM Security Bulletin 6446723 (Business Automation Workflow)
XML External Entity Injection vulnerability affects IBM Business Automation Workflow and IBM Business Process Manager (BPM) - CVE-2021-20482

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:cloud_pak_for_automation:20.0.2:-:*:*:*:*:*:*
  • OR cpe:/a:ibm:cloud_pak_for_automation:20.0.3:interim_fix002:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:ibm:cloud_pak_for_automation:20.0.2:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:business_process_manager:8.5:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:business_process_manager:8.6:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:business_automation_workflow:18.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:business_automation_workflow:19.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:business_automation_workflow:20.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    ibm cloud pak for automation 20.0.2 -
    ibm cloud pak for automation 20.0.3 interim_fix002
    ibm cloud pak for automation 20.0.2
    ibm business process manager 8.5
    ibm business process manager 8.6
    ibm business automation workflow 18.0
    ibm business automation workflow 19.0
    ibm business automation workflow 20.0