CVE-2018-15362: XXE in GE Proficy Cimplicity GDS versions 9.0 R2, 9.5, 10.0

This month

CRITICAL 9.1REMOTEDOWNGRADE

CVE-2018-15362 is a critical-severity flaw (CVSS 9.1) affecting cimplicity. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

XXE in GE Proficy Cimplicity GDS versions 9.0 R2, 9.5, 10.0

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 score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.7% (top 14%)
CISA exploited list	No
Weakness	CWE-611
Published	2018-12-07
Last modified	2026-06-17

Publisher (CNA): Kaspersky Labs · Vendor: ge

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

Am I affected?

Timeline

2018-12-07 15:29 UTCPublished CVE record published
2026-06-17 01:42 UTCUpdated Record last modified

ge cimplicity DOWNGRADE

Affected: 9.0_r2 · 9.5 · 10.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.0_r2

1. Check installed version

apt-cache policy cimplicity || rpm -q cimplicity || cimplicity --version

2. No fixed release: DOWNGRADE to a release before 9.0_r2 (Debian / Ubuntu)

apt-cache madison cimplicity sudo apt install cimplicity=<VERSION_BEFORE_9.0_r2> sudo apt-mark hold cimplicity

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list cimplicity sudo dnf downgrade cimplicity-<VERSION_BEFORE_9.0_r2> sudo dnf versionlock add cimplicity

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2018-15362?

cimplicity: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-15362 being exploited?

CVE-2018-15362 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-2018-15362 affect?

CVE-2018-15362 affects cimplicity. Severity is critical (CVSS 9.1). XXE in GE Proficy Cimplicity GDS versions 9.0 R2, 9.5, 10.0

How urgent is CVE-2018-15362?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action

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References

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