CVE-2023-28018: hcl software hcl connections
CVSS: 6.5v3.1MediumModified
Published 12-02-2024Last modified 13-03-2025
Vulnerability summary
CVE-2023-28018 is a medium (CVSS 6.5) vulnerability in hcl software hcl connections. EPSS estimates a 0.32% chance of exploitation in the next 30 days, higher than 23.3% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.1 (NVD)EPSS score
0.32%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 12-02-2024PublishedVulnerability first disclosed.
- 13-03-2025Last modifiedVulnerability information updated.
Description
HCL Connections is vulnerable to a denial of service, caused by improper validation on certain requests. Using a specially-crafted request an attacker could exploit this vulnerability to cause denial of service for affected users.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 6.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSources2 sources · 5.5–6.5
- CVE.orgCNA5.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:LDiffers
EPSS trend
Probability
0.32%
Chance of exploitation in the next 30 days
Percentile
23%
Versus all other CVEs
30-day change
0.00 pp
From 0.32% on 19-09-2026
19-09-202619-10-2026
EPSS score0.32%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Hcl software1 product
- hcl connections6.5, 7.0, 8.0
Hcltech1 product
- connections6.5 | 7.0 | 8.0
2 vendors · 2 products