CVE-2018-8867: In GE PACSystems RX3i CPE305/310 version 9.20 and prior, RX3i CPE330 version 9.21 and prior, RX3i CPE 400 vers
54
This month
HIGH 7.5REMOTEUPGRADEUPGRADEUPGRADE
CVE-2018-8867 is a high-severity flaw (CVSS 7.5) affecting pacsystems rx3i cpe305 firmware, pacsystems rx3i cpe310 firmware, rx3i cpe330 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
In GE PACSystems RX3i CPE305/310 version 9.20 and prior, RX3i CPE330 version 9.21 and prior, RX3i CPE 400 version 9.30 and prior, PACSystems RSTi-EP CPE 100 all versions, and PACSystems CPU320/CRU320 RXi all versions, the device does not properly validate input, which could allow a remote attacker to send specially crafted packets causing the device to become unavailable.
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
Published CVE record published
Updated Record last modified
ge pacsystems rx3i cpe305 firmware UPGRADE
Affected: <= 9.20
Fixed in: newer than 9.20
Safe to downgrade to: no unaffected older release
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.
ge pacsystems rx3i cpe310 firmware UPGRADE
Affected: <= 9.20
Fixed in: newer than 9.20
Safe to downgrade to: no unaffected older release
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.
ge rx3i cpe330 firmware UPGRADE
Affected: <= 9.21
Fixed in: newer than 9.21
Safe to downgrade to: no unaffected older release
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.
ge rx3i cpe 400 firmware UPGRADE
Affected: <= 9.30
Fixed in: newer than 9.30
Safe to downgrade to: no unaffected older release
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.
ge pacsystems rsti-ep cpe 100 firmware MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
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.
ge pacsystems cpu320 firmware MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
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 sourceNVD · 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-2018-8867?
pacsystems rx3i cpe305 firmware: upgrade to newer than 9.20; pacsystems rx3i cpe310 firmware: upgrade to newer than 9.20; rx3i cpe330 firmware: upgrade to newer than 9.21. Exact commands for each OS are on this page.
Is CVE-2018-8867 being exploited?
CVE-2018-8867 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-2018-8867 affect?
CVE-2018-8867 affects pacsystems rx3i cpe305 firmware, pacsystems rx3i cpe310 firmware, rx3i cpe330 firmware. Severity is high (CVSS 7.5). In GE PACSystems RX3i CPE305/310 version 9.20 and prior, RX3i CPE330 version 9.21 and prior, RX3i CPE 400 version 9.30 and prior, PACSystems RSTi-EP CPE 100 all versions, and PACSystems CPU320/CRU320 RXi all versions, the device does not pr
How urgent is CVE-2018-8867?
Priority 54/100. High severity; Remotely exploitable, no login, no user action
PatchTheCVE