CVE-2014-5398: Schneider Electric Wonderware Information Server (WIS) Portal 4.0 SP1 through 5.5 allows remote attackers to r

Routine

LOW 2.1DOWNGRADE

CVE-2014-5398 is a low-severity flaw (CVSS 2.1) affecting wonderware information server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Schneider Electric Wonderware Information Server (WIS) Portal 4.0 SP1 through 5.5 allows remote attackers to read arbitrary files or cause a denial of service via an XML external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	2.1 (Low)
EPSS exploit chance	0.6% (top 53%)
CISA exploited list	No
Weakness	CWE-20
Published	2014-08-28
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: invensys

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

Am I affected?

Timeline

2014-08-28 01:55 UTCPublished CVE record published
2026-06-17 00:11 UTCUpdated Record last modified

invensys wonderware information server DOWNGRADE

Affected: 4.0 sp1 · 4.5 · 5.0 · 5.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.0

1. Check installed version

apt-cache policy wonderware-information-server || rpm -q wonderware-information-server || wonderware-information-server --version

2. No fixed release: DOWNGRADE to a release before 4.0 (Debian / Ubuntu)

apt-cache madison wonderware-information-server sudo apt install wonderware-information-server=<VERSION_BEFORE_4.0> sudo apt-mark hold wonderware-information-server

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

dnf --showduplicates list wonderware-information-server sudo dnf downgrade wonderware-information-server-<VERSION_BEFORE_4.0> sudo dnf versionlock add wonderware-information-server

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-2014-5398?

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

Is CVE-2014-5398 being exploited?

CVE-2014-5398 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-2014-5398 affect?

CVE-2014-5398 affects wonderware information server. Severity is low (CVSS 2.1). Schneider Electric Wonderware Information Server (WIS) Portal 4.0 SP1 through 5.5 allows remote attackers to read arbitrary files or cause a denial of service via an XML external entity declaration in conjunction with an entity reference, r

How urgent is CVE-2014-5398?

Priority 19/100. No elevated risk signals yet.

Software pages

Schneider Electric vulnerabilities

Related CVEs

CVE-2014-5399 HIGH 7.5 DOWNGRADE SQL injection vulnerability in Schneider Electric Wonderware Information Server (WIS) Portal 4.0 SP1 through 5
CVE-2014-5397 HIGH 7.5 DOWNGRADE Cross-site scripting (XSS) vulnerability in Schneider Electric Wonderware Information Server (WIS) Portal 4.0
CVE-2014-2381 LOW 2.1 DOWNGRADE Schneider Electric Wonderware Information Server (WIS) Portal 4.0 SP1 through 5.5 uses weak encryption, which
CVE-2014-2380 HIGH 7.8 DOWNGRADE Schneider Electric Wonderware Information Server (WIS) Portal 4.0 SP1 through 5.5 uses weak encryption, which
CVE-2013-0688 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in Invensys Wonderware Information Server (WIS) 4.0 SP1SP1, 4.5- Port

References

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