Vulnerability Name:

CVE-2021-20391 (CCN-195999)

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 allows web pages to be stored locally which can be read by another user on the system. IBM X-Force ID: 195999.
CVSS v3 Severity:3.3 Low (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)
2.9 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
3.5 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/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): Local
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:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-922
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2021-20391

Source: XF
Type: UNKNOWN
ibm-qradar-cve202120391-info-disc(195999)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-qradar-cve202120391-info-disc (195999)

Source: CCN
Type: IBM Security Bulletin 6453103 (QRadar SIEM)
User Behavior Analytics application add on to IBM QRadar SIEM is vulnerable to cacheable SSL pages (CVE-2021-20391)

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6453103

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 *