9.1

CVE-2023-43609: emerson gc1500xa_firmware Incorrect Authorization

CVSS: 9.1v3.1CriticalModified
Published 09-02-2024Last modified 10-06-2025
Open JSON

Vulnerability summary

CVE-2023-43609 is a critical (CVSS 9.1) Incorrect Authorization vulnerability in emerson gc1500xa_firmware. EPSS estimates a 0.47% chance of exploitation in the next 30 days, higher than 39.7% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.1/10
010
Critical · v3.1 (NVD)
EPSS score
0.47%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 09-02-2024
    PublishedVulnerability first disclosed.
  2. 10-06-2025
    Last modifiedVulnerability information updated.

Description

In Emerson Rosemount GC370XA, GC700XA, and GC1500XA products, an unauthenticated user with network access could obtain access to sensitive information or cause a denial-of-service condition.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.47%

Chance of exploitation in the next 30 days

Percentile

40%

Versus all other CVEs

30-day change

0.00 pp

From 0.47% on 22-09-2026

22-09-202622-10-2026
EPSS score
0.47%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Emerson6 products

1 vendor · 6 products

References

2 links