Skip to main content

Qradar User Behavior Analytics CVE-2021-20392

MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2021-05-14 psirt@us.ibm.com
IBM XSS Qradar User Behavior Analytics
6.1
CVSS 3.1 · NVD
Share

Severity by source

NVD PRIMARY
6.1 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

1
CVE Published
May 14, 2021 - 17:15 nvd
MEDIUM 6.1

DescriptionNVD

IBM QRadar User Behavior Analytics 1.0.0 through 4.0.1 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.

AnalysisAI

IBM QRadar User Behavior Analytics 1.0.0 through 4.0.1 is vulnerable to cross-site scripting. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. IBM QRadar User Behavior Analytics 1.0.0 through 4.0.1 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. Affected products include: Ibm Qradar User Behavior Analytics. Version information: through 4.0.1.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

More in Qradar User Behavior Analytics

View all
CVE-2021-29757 HIGH
8.8 Aug 02

IBM QRadar User Behavior Analytics 4.1.1 is vulnerable to cross-site request forgery which could allow an attacker to ex
CVE-2021-20393 HIGH
7.5 May 14

IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could allow a remote attacker to obtain sensitive information whe
CVE-2022-36771 MEDIUM
6.5 Sep 28

IBM QRadar User Behavior Analytics could allow an authenticated user to obtain sensitive information from that they shou
CVE-2021-20429 MEDIUM
5.3 May 14

IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could disclose sensitive information due an overly permissive cro
CVE-2021-20391 LOW
3.3 May 14

IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 allows web pages to be stored locally which can be read by anothe

Same weakness CWE-79 – Cross-site Scripting (XSS)

View all
CVE-2013-7389 MEDIUM POC
4.3
CVE-2021-25299 MEDIUM POC
6.1
CVE-2014-2120 MEDIUM
6.1
CVE-2023-40000 HIGH POC
8.3
CVE-2016-8581 MEDIUM POC
6.1
CVE-2013-5223 MEDIUM POC
5.4
CVE-2025-52367 MEDIUM POC
5.4
CVE-2015-0072 MEDIUM POC
4.3

Same technique XSS

View all
CVE-2017-9248 CRITICAL POC
9.8
CVE-2013-1710 CRITICAL POC
10.0
CVE-2013-7389 MEDIUM POC
4.3
CVE-2021-25299 MEDIUM POC
6.1
CVE-2014-2120 MEDIUM
6.1
CVE-2023-40000 HIGH POC
8.3
CVE-2024-52875 HIGH POC
8.8
CVE-2016-8581 MEDIUM POC
6.1

Share

CVE-2021-20392 vulnerability details – vuln.today
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy