Vulnerability Name:

CVE-2021-20393 (CCN-196001)

Assigned:2020-12-17
Published:2021-05-13
Updated:2021-05-20
Summary:IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 196001.
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
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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): Low
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
5.0 Medium (CCN 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
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-209
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2021-20393

Source: XF
Type: UNKNOWN
ibm-qradar-cve202120393-info-disc(196001)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-qradar-cve202120393-info-disc (196001)

Source: CCN
Type: IBM Security Bulletin 6453109 (QRadar SIEM)
User Behavior Analytics application add on to IBM QRadar SIEM is vulnerable to information exposure (CVE-2021-20393)

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6453109

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:qradar_user_behavior_analytics:*:*:*:*:*:*:*:* (Version >= 1.0.0 and < 4.1.1)

    • * Denotes that component is vulnerable
    BACK
    ibm qradar user behavior analytics *