CVE-2021-32989: lcds—leão consultoria e desenvolvimento de sistemas ltda me laquis scada Cross-site Scripting
CVSS: 9.3v3.1CriticalModified
Published 25-05-2022Last modified 16-04-2025
Vulnerability summary
CVE-2021-32989 is a critical (CVSS 9.3) Cross-site Scripting vulnerability in lcds—leão consultoria e desenvolvimento de sistemas ltda me laquis scada. EPSS estimates a 2.53% chance of exploitation in the next 30 days, higher than 84.7% of scored vulnerabilities.
CVSS score
9.3/10
010
Critical · v3.1 (CVE.org)EPSS score
2.53%
0%100%
Low · +0.10 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 25-05-2022PublishedVulnerability first disclosed.
- 16-04-2025Last modifiedVulnerability information updated.
Description
When a non-existent resource is requested, the LCDS LAquis SCADA application (version 4.3.1.1011 and prior) returns error messages which may allow reflected cross-site scripting.
CVSS metrics
3 scores · 2 sources · 2 versionsCritical 9.3Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:NSources2 sources · 6.1–9.3
- NVDNIST6.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NDiffers
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
2.53%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
+0.10 pp
From 2.43% on 21-09-2026
21-09-202621-10-2026
EPSS score2.53%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Lcds1 product
- laquis_scada≤ 4.3.1.1011
Lcds—leão consultoria e desenvolvimento de sistemas ltda me1 product
- laquis scada≥ All, ≤ 4.3.1.1011
2 vendors · 2 products
References
1 links- www.cisa.gov/uscert/ics/advisories/icsa-21-208-04X Refsource MISCThird Party AdvisoryUS Government Resource