CVE-2024-48849: abb flxeon Missing Origin Validation in WebSockets
CVSS: 9.4v3.1CriticalDeferred
Published 29-01-2025Last modified 29-01-2025
Vulnerability summary
CVE-2024-48849 is a critical (CVSS 9.4) Missing Origin Validation in WebSockets vulnerability in abb flxeon. EPSS estimates a 0.92% chance of exploitation in the next 30 days, higher than 59.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.4/10
010
Critical · v3.1 (CVE.org)EPSS score
0.92%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1exploit-database
Timeline
- 29-01-2025PublishedVulnerability first disclosed.
- 29-01-2025Last modifiedVulnerability information updated.
Description
Missing Origin Validation in WebSockets vulnerability in FLXEON. Session management was not sufficient to prevent unauthorized HTTPS requests. This issue affects FLXEON: through <= 9.3.4.
CVSS metrics
4 scores · 2 sources · 2 versionsHigh 8.8Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:NSourcesAll 2 agree
- NVDNIST8.8HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Critical 9.4Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:HSourcesAll 2 agree
- NVDNIST9.4CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
EPSS trend
Probability
0.92%
Chance of exploitation in the next 30 days
Percentile
60%
Versus all other CVEs
30-day change
0.00 pp
From 0.92% on 21-09-2026
21-09-202621-10-2026
EPSS score0.92%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundABB Cylon FLXeon 9.3.4 - WebSocket Command Spawning
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Abb1 product
- flxeon≤ <= 9.3.4
1 vendor · 1 product