Vulnerability CVE-2021-38893 - CERT Civis.Net

Vulnerability Name:

CVE-2021-38893 (CCN-209512)

Assigned:

2021-12-20

Published:

2021-12-20

Updated:

2021-12-27

Summary:

IBM Business Process Manager 8.5 and 8.6 and IBM Business Automation Workflow 18.0, 19.0, 20.0 and 21.0 are vulnerable to stored cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 209512.

CVSS v3 Severity:

5.4 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:H/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): Required
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): None

6.4 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N)
6.1 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:H/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): Changed
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

3.5 Low (CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

5.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): None

Vulnerability Type:

Vulnerability Consequences:

Cross-Site Scripting

References:

Source: MITRE
Type: CNA
CVE-2021-38893

Source: XF
Type: UNKNOWN
ibm-baw-cve202138893-xss(209512)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-baw-cve202138893-xss (209512)

Source: CCN
Type: IBM Security Bulletin 6526488 (Cloud Pak for Automation)
Cross-Site Scripting vulnerability affect IBM Cloud Pak for Automation Workflow Process Service (CVE-2021-38893 CVE-2021-38966)

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6526488

Source: CCN
Type: IBM Security Bulletin 6527782 (Business Process Manager Standard)
Cross-Site Scripting vulnerability affect IBM Business Automation Workflow and IBM Business Process Manager (BPM) - CVE-2021-38893

Source: CONFIRM
Type: Patch, Vendor Advisory
https://www.ibm.com/support/pages/node/6527782

Source: CCN
Type: IBM Security Bulletin 6561229 (Cloud Pak for Automation)
Multiple security vulnerability are addressed in monthly security fix for IBM Cloud Pak for Business Automation February 2022

Vulnerable Configuration:

Configuration 1:

cpe:/a:ibm:business_automation_workflow:18.0.0.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:business_automation_workflow:19.0.0.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:business_automation_workflow:20.0.0.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:business_automation_workflow:21.0.0.0:*:*:*:-:*:*:*

OR cpe:/a:ibm:business_process_manager:8.5.0.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:business_process_manager:8.5.5.0:*:*:*:standard:*:*:*

OR cpe:/a:ibm:business_process_manager:8.5.7.0:cf201612:*:*:standard:*:*:*

OR cpe:/a:ibm:business_process_manager:8.5.7.0:cf201703:*:*:standard:*:*:*

OR cpe:/a:ibm:business_process_manager:8.5.7.0:cf201706:*:*:standard:*:*:*

OR cpe:/a:ibm:business_process_manager:8.6.0.0:-:*:*:-:*:*:*

OR cpe:/a:ibm:workflow_process_service:21.0.2:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:ibm:business_process_manager:8.5.5:*:*:*:standard:*:*:*

OR cpe:/a:ibm:business_process_manager:8.5.6.2:*:*:*:standard:*:*:*

OR cpe:/a:ibm:business_process_manager:8.5.6.1:*:*:*:standard:*:*:*

OR cpe:/a:ibm:business_process_manager:8.6:*:*:*:standard:*:*:*

OR cpe:/a:ibm:business_process_manager:8.5.0.2:*:*:*:standard:*:*:*

OR cpe:/a:ibm:business_process_manager:8.5.0.1:*:*:*:standard:*:*:*

OR cpe:/a:ibm:business_process_manager:8.5:*:*:*:standard:*:*:*

OR cpe:/a:ibm:cloud_pak_for_automation:21.0.2:-:*:*:*:*:*:*

AND

cpe:/a:ibm:business_process_manager:8.5:*:*:*:*:*:*:*

OR cpe:/a:ibm:business_process_manager:8.6:*:*:*:*:*:*:*

OR cpe:/a:ibm:cloud_pak_for_automation:19.0.3:*:*:*:*:*:*:*

OR cpe:/a:ibm:cloud_pak_for_automation:20.0.1:*:*:*:*:*:*:*

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:*:*:*:*:*:*:*

OR cpe:/a:ibm:cloud_pak_for_automation:20.0.2:*:*:*:*:*:*:*

OR cpe:/a:ibm:cloud_pak_for_automation:20.0.3:*:*:*:*:*:*:*

OR cpe:/a:ibm:cloud_pak_for_automation:21.0.1:*:*:*:*:*:*:*

OR cpe:/a:ibm:cloud_pak_for_automation:19.0.1:*:*:*:*:*:*:*

OR cpe:/a:ibm:cloud_pak_for_automation:19.0.2:*:*:*:*:*:*:*

Denotes that component is vulnerable