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CVE-2023-46687: In Emerson Rosemount GC370XA, GC700XA, and GC1500XA products, an unauthenticated user with network access c

54
This month
CRITICAL 9.8REMOTEMITIGATEMITIGATEMITIGATE

CVE-2023-46687 is a critical-severity flaw (CVSS 9.8) affecting gc370xa firmware, gc700xa firmware, gc1500xa firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Emerson Rosemount GC370XA, GC700XA, and GC1500XA products, an unauthenticated user with network access could execute arbitrary commands in root context from a remote computer.

Why this priority

  • Critical severity
  • Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score9.8 (Critical)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance0.9% (top 39%)
CISA exploited listNo
WeaknessCWE-77
Published2024-02-09
Last modified2026-06-17
Publisher (CNA): ICS-CERT · Vendor: emerson

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

emerson gc370xa firmware MITIGATE
Affected: 4.1.5
Fixed in: no fixed release known
Safe to downgrade to: a release before 4.1.5
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
emerson gc700xa firmware MITIGATE
Affected: 4.1.5
Fixed in: no fixed release known
Safe to downgrade to: a release before 4.1.5
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
emerson gc1500xa firmware MITIGATE
Affected: 4.1.5
Fixed in: no fixed release known
Safe to downgrade to: a release before 4.1.5
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-46687?

gc370xa firmware: mitigate or apply the listed mitigation; gc700xa firmware: mitigate or apply the listed mitigation; gc1500xa firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-46687 being exploited?

CVE-2023-46687 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-46687 affect?

CVE-2023-46687 affects gc370xa firmware, gc700xa firmware, gc1500xa firmware. Severity is critical (CVSS 9.8). In Emerson Rosemount GC370XA, GC700XA, and GC1500XA products, an unauthenticated user with network access could execute arbitrary commands in root context from a remote computer.

How urgent is CVE-2023-46687?

Priority 54/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

References

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