Vulnerability Name:

CVE-2021-20397 (CCN-196017)

Assigned:2020-12-17
Published:2021-05-04
Updated:2021-05-07
Summary:IBM QRadar SIEM 7.3 and 7.4 is vulnerable to 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: 196017.
CVSS v3 Severity:6.1 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/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): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
6.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/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): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
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:CWE-79
Vulnerability Consequences:Cross-Site Scripting
References:Source: MITRE
Type: CNA
CVE-2021-20397

Source: XF
Type: UNKNOWN
ibm-qradar-cve202120397-xss(196017)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-qradar-cve202120397-xss (196017)

Source: CCN
Type: IBM Security Bulletin 6449688 (QRadar SIEM)
IBM QRadar SIEM is vulnerable to Cross Site Scripting (XSS) (CVE-2021-20397)

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6449688

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:qradar_security_information_and_event_manager:*:*:*:*:*:*:*:* (Version >= 7.3.0 and < 7.3.3)
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:-:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_1:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_2:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_3:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_4:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_5:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_6:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_7:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:*:*:*:*:*:*:*:* (Version >= 7.4.0: and < 7.4.2:)
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.4.2:-:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.4.2:fix_pack_1:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.4.2:fix_pack_2:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:ibm:qradar_security_information_and_event_manager:7.3:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.4:-:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    ibm qradar security information and event manager *
    ibm qradar security information and event manager 7.3.3 -
    ibm qradar security information and event manager 7.3.3 fix_pack_1
    ibm qradar security information and event manager 7.3.3 fix_pack_2
    ibm qradar security information and event manager 7.3.3 fix_pack_3
    ibm qradar security information and event manager 7.3.3 fix_pack_4
    ibm qradar security information and event manager 7.3.3 fix_pack_5
    ibm qradar security information and event manager 7.3.3 fix_pack_6
    ibm qradar security information and event manager 7.3.3 fix_pack_7
    ibm qradar security information and event manager *
    ibm qradar security information and event manager 7.4.2 -
    ibm qradar security information and event manager 7.4.2 fix_pack_1
    ibm qradar security information and event manager 7.4.2 fix_pack_2
    ibm qradar security information and event manager 7.3
    ibm qradar security information and event manager 7.4 -