No exploitation reportedFix available

CVE-2022-33139

No exploitation reported by the sources we read.

Published2022-06-21
WeaknessCWE-287 · CWE-603

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability has been identified in Cerberus DMS (All versions), Desigo CC (All versions), Desigo CC Compact (All versions), SIMATIC WinCC OA V3.16 (All versions in default configuration), SIMATIC WinCC OA V3.17 (All versions in non-default configuration), SIMATIC WinCC OA V3.18 (All versions in non-default configuration). Affected applications use client-side only authentication, when neither server-side authentication (SSA) nor Kerberos authentication is enabled. In this configuration, attackers could impersonate other users or exploit the client-server protocol without being authenticated.

Timeline

dates in UTC

2022-06-2113:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-33139?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-33139?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Siemens wincc open architecture

Branch	Affected	Fixed in	Source
3.16	= 3.16	no fix published	NVD
3.17	= 3.17	no fix published	NVD
3.18	= 3.18	no fix published	NVD

Siemens cerberus dms

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD

Siemens desigo cc

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-22-286-16 CISA3 known affected
Siemens Desigo CC and Cerberus DMS
Cerberus DMS · Desigo CC · Desigo CC Compact
ICSA-22-172-06 CISA3 known affected
Siemens WinCC OA
SIMATIC WinCC OA V3.16 · SIMATIC WinCC OA V3.17 · SIMATIC WinCC OA V3.18

Full record on NVD

Fix

Vendor fix CISA ICSA-22-172-06 · 1 productEnable server-side authentication (SSA) or Kerberos authentication for your WinCC OA project
Vendor fix CISA ICSA-22-172-06 · 1 productEnsure that server-side authentication (SSA) is enabled for your WinCC OA project (which is the default configuration); alternatively enable Kerberos authentication
Mitigation from the vendor CISA ICSA-22-286-16 · 3 productsSee https://support.industry.siemens.com/cs/ww/en/view/109813389/ for a list of specific mitigations
No fix available, says the vendor CISA ICSA-22-286-16 · 3 productsCurrently no fix is available

Advisories and patches

cert-portal.siemens.comVendor Advisory
cert-portal.siemens.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.19.8read 2026-10-23
NVDCVSS 2.06.8read 2026-10-23
CNAweakness (CWE)CWE-603read 2026-10-23
NVDweakness (CWE)CWE-287read 2026-10-23
FIRST EPSSEPSS score1.3 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2022-06-21
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-33139?

Is CVE-2022-33139 actively exploited?

Active exploitation of CVE-2022-33139 has not been confirmed. Its EPSS score was 1.3% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-33139?

CVE-2022-33139 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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