CVE-2018-4832: A vulnerability has been identified in OpenPCS 7 V7.1 and earlier (All versions), OpenPCS 7 V8.0 (All versions

Q: How do I fix CVE-2018-4832?

openpcs 7: upgrade to newer than 7.1; simatic batch: downgrade or apply the listed mitigation; simatic net pc: upgrade to 15. Exact commands for each OS are on this page.

Q: Is CVE-2018-4832 being exploited?

CVE-2018-4832 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2018-4832 affect?

CVE-2018-4832 affects openpcs 7, simatic batch, simatic net pc. Severity is high (CVSS 7.5). A vulnerability has been identified in OpenPCS 7 V7.1 and earlier (All versions), OpenPCS 7 V8.0 (All versions), OpenPCS 7 V8.1 (All versions < V8.1 Upd5), OpenPCS 7 V8.2 (All versions), OpenPCS 7 V9.0 (All versions < V9.0 Upd1), SIMATIC BA

Q: How urgent is CVE-2018-4832?

Priority 52/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADEDOWNGRADEUPGRADE

CVE-2018-4832 is a high-severity flaw (CVSS 7.5) affecting openpcs 7, simatic batch, simatic net pc. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been identified in OpenPCS 7 V7.1 and earlier (All versions), OpenPCS 7 V8.0 (All versions), OpenPCS 7 V8.1 (All versions < V8.1 Upd5), OpenPCS 7 V8.2 (All versions), OpenPCS 7 V9.0 (All versions < V9.0 Upd1), SIMATIC BATCH V7.1 and earlier (All versions), SIMATIC BATCH V8.0 (All versions < V8.0 SP1 Upd21), SIMATIC BATCH V8.1 (All versions < V8.1 SP1 Upd16), SIMATIC BATCH V8.2 (All versions < V8.2 Upd10), SIMATIC BATCH V9.0 (A

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.4% (top 16%)
CISA exploited list	No
Weakness	CWE-20
Published	2018-04-24
Last modified	2026-06-17

Publisher (CNA): Siemens AG · Vendor: siemens

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

Am I affected?

Timeline

2018-04-24 17:29 UTCPublished CVE record published
2026-06-17 01:59 UTCUpdated Record last modified

siemens openpcs 7 UPGRADE

Affected: <= 7.1 · 8.0 · 8.1 · 8.1 upd_1 · 8.1 upd_2 · 8.1 upd_3 · 8.1 upd_4 · 8.2

Fixed in: newer than 7.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy openpcs-7 || rpm -q openpcs-7 || openpcs-7 --version

2. UPGRADE to newer than 7.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade openpcs-7

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade openpcs-7

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

siemens simatic batch DOWNGRADE

Affected: 7.1 · 8.0 · 8.0 sp1_upd20 · 8.1 · 8.1 sp1_upd14 · 8.1 sp1_upd15 · 8.2 · 8.2 upd_9

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.1

1. Check installed version

apt-cache policy simatic-batch || rpm -q simatic-batch || simatic-batch --version

2. No fixed release: DOWNGRADE to a release before 7.1 (Debian / Ubuntu)

apt-cache madison simatic-batch sudo apt install simatic-batch=<VERSION_BEFORE_7.1> sudo apt-mark hold simatic-batch

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

dnf --showduplicates list simatic-batch sudo dnf downgrade simatic-batch-<VERSION_BEFORE_7.1> sudo dnf versionlock add simatic-batch

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.

siemens simatic net pc UPGRADE

Affected: < 15 · 15

Fixed in: 15

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy simatic-net-pc || rpm -q simatic-net-pc || simatic-net-pc --version

2. UPGRADE to 15 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade simatic-net-pc

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade simatic-net-pc

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

siemens simatic pcs 7 UPGRADE

Affected: <= 7.1 · 8.0 · 8.1 · 8.2 · 9.0

Fixed in: newer than 7.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy simatic-pcs-7 || rpm -q simatic-pcs-7 || simatic-pcs-7 --version

2. UPGRADE to newer than 7.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade simatic-pcs-7

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade simatic-pcs-7

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

siemens simatic route control UPGRADE

Affected: <= 7.1 · 8.0 · 8.1 · 9.0

Fixed in: newer than 7.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy simatic-route-control || rpm -q simatic-route-control || simatic-route-control --version

2. UPGRADE to newer than 7.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade simatic-route-control

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade simatic-route-control

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

siemens simatic wincc runtime professional UPGRADE

Affected: < 13 · 13 · 13 sp2_upd_1 · 14 · 14 sp1_upd_4

Fixed in: 13

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy simatic-wincc-runtime-professional || rpm -q simatic-wincc-runtime-professional || simatic-wincc-runtime-professional --version

2. UPGRADE to 13 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade simatic-wincc-runtime-professional

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade simatic-wincc-runtime-professional

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2018-4832?

openpcs 7: upgrade to newer than 7.1; simatic batch: downgrade or apply the listed mitigation; simatic net pc: upgrade to 15. Exact commands for each OS are on this page.

Is CVE-2018-4832 being exploited?

CVE-2018-4832 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-2018-4832 affect?

CVE-2018-4832 affects openpcs 7, simatic batch, simatic net pc. Severity is high (CVSS 7.5). A vulnerability has been identified in OpenPCS 7 V7.1 and earlier (All versions), OpenPCS 7 V8.0 (All versions), OpenPCS 7 V8.1 (All versions < V8.1 Upd5), OpenPCS 7 V8.2 (All versions), OpenPCS 7 V9.0 (All versions < V9.0 Upd1), SIMATIC BA

How urgent is CVE-2018-4832?

Priority 52/100. High severity; Remotely exploitable, no login, no user action

Software pages

Siemens vulnerabilities

Related CVEs

CVE-2023-48364 MEDIUM 6.5 UPGRADE UPGRADE A vulnerability has been identified in OpenPCS 7 V9.1 (All versions < V9.1 SP2 UC05), SIMATIC BATCH V9.1 (All
CVE-2023-48363 MEDIUM 6.5 UPGRADE UPGRADE A vulnerability has been identified in OpenPCS 7 V9.1 (All versions < V9.1 SP2 UC05), SIMATIC BATCH V9.1 (All
CVE-2019-19282 HIGH 7.5 DOWNGRADE DOWNGRADE A vulnerability has been identified in OpenPCS 7 V8.1 (All versions), OpenPCS 7 V8.2 (All versions), OpenPCS 7

References

← Back to latest CVEs