CVE-2019-9509
The web interface of the Vertiv Avocent UMG-4000 version 4.2.1.19 is vulnerable to reflected cross site scripting
02 Description
The web interface of the Vertiv Avocent UMG-4000 version 4.2.1.19 is vulnerable to reflected cross site scripting
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.91% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 59.8% of scored records. A rank, not a probability.
- NVD base score
- 5.4 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-03-30 20:50Z6 YR AGO
- Last updated
- 2024-09-16 20:01Z2 YR AGO
- Reserved
- 2019-03-01
- Assigning CNA
- certcc
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
- Weaknesses
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
- Data version
- 5.1
- Document digest
- 4e9cfd10b0ee256be539f349fe4eab2911731142305dbac4a8bf49a24ccc727d
05 Affected products
06 References
07 Remediation
Vertiv Avocent has released patches for these vulnerabilities. Trellis customers of the UMG running firmware v4.2.0.23 that are operating Trellis v5.0.2 through 5.0.6 and all Non-Trellis UMG customers should install the update patch found https://www.vertiv.com/en-us/support/software-download/it-management/avocent-universal-management-gateway-appliance--software-downloads/ . Trellis users of the UMG that are operating Trellis v5.0.6 and later should install Universal Gateway firmware version 4.3.0.23 found https://www.vertiv.com/en-us/support/software-download/software/trellis-enterprise-and-quick-start-solutions-software-downloads/ .