CVE-2021-20392: ibm qradar siem Cross-site Scripting
CVSS: 6.1v3.0MediumModified
Published 14-05-2021Last modified 16-09-2024
Vulnerability summary
CVE-2021-20392 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in ibm qradar siem. EPSS estimates a 0.65% chance of exploitation in the next 30 days, higher than 50.3% of scored vulnerabilities.
CVSS score
6.1/10
010
Medium · v3.0 (CVE.org)EPSS score
0.65%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 14-05-2021PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
4 scores · 2 sources · 3 versionsMedium 6.1Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NSourcesSingle source
Medium 6.1Preferred score · CVE.org (CNA)
CVSS:3.0/I:L/AC:L/UI:R/PR:N/S:C/AV:N/C:L/A:N/RL:O/E:H/RC:CSourcesAll 2 agree
- NVDNIST6.1MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
0.65%
Chance of exploitation in the next 30 days
Percentile
50%
Versus all other CVEs
30-day change
0.00 pp
From 0.65% on 19-09-2026
19-09-202619-10-2026
EPSS score0.65%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ibm2 products
- qradar siem1.0.0 | 4.1.1
- qradar_user_behavior_analytics≥ 1.0.0, < 4.1.0
1 vendor · 2 products