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CVE-2019-9507

20
FAUCET Score

CVE-2019-9507 is a command injection vulnerability affecting the web interface of Vertiv Avocent UMG-4000 version 4.2.1.19. An authenticated administrator can exploit this flaw to execute arbitrary commands as root due to improper neutralization of code syntax. Rated 7.2 HIGH on CVSS, it carries a high impact on confidentiality, integrity, and availability, with a network attack vector and low attack complexity. There is currently no public exploit code (Metasploit, Nuclei, ExploitDB) or evidence of active exploitation, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
4.2.1.19CPE matchmatch criteria
cpe:2.3:o:vertiv:avocent_umg-4000_firmware:4.2.1.19:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.3HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
5.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.15%
Probability of exploitation in next 30 days
EPSS Percentile
80.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0215 is in the 76th percentile among its peer group of 5,531 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

vertiv.com / en-us/support/software-download/it-management/avocent-universal-management-gateway-appliance--software-downloads
Vendor Advisory
vertiv.com / en-us/support/software-download/software/trellis-enterprise-and-quick-start-solutions-software-downloads
Vendor Advisory