CVE-2021-42029

Summary

CVECVE-2021-42029
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-04-12 09:15:00 UTC
Updated2022-08-09 00:31:00 UTC
DescriptionA vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) V15 (All versions), SIMATIC STEP 7 (TIA Portal) V16 (All versions < V16 Update 5), SIMATIC STEP 7 (TIA Portal) V17 (All versions < V17 Update 2). An attacker could achieve privilege escalation on the web server of certain devices due to improper access control vulnerability in the engineering system software. The attacker needs to have direct access to the impacted web server.

Risk And Classification

Problem Types: NVD-CWE-Other

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Siemens Simatic S7-1200 Cpu - All All All
Hardware Siemens Simatic S7-1200 Cpu 1211c - All All All
Hardware Siemens Simatic S7-1200 Cpu 1212c - All All All
Hardware Siemens Simatic S7-1200 Cpu 1212fc - All All All
Hardware Siemens Simatic S7-1200 Cpu 1214c - All All All
Hardware Siemens Simatic S7-1200 Cpu 1214fc - All All All
Hardware Siemens Simatic S7-1200 Cpu 1214 Fc - All All All
Hardware Siemens Simatic S7-1200 Cpu 1215c - All All All
Hardware Siemens Simatic S7-1200 Cpu 1215fc - All All All
Hardware Siemens Simatic S7-1200 Cpu 1215 Fc - All All All
Hardware Siemens Simatic S7-1200 Cpu 1217c - All All All
Hardware Siemens Simatic S7-1500 Cpu - All All All
Hardware Siemens Simatic S7-1500 Cpu 1507s - All All All
Hardware Siemens Simatic S7-1500 Cpu 1507s F - All All All
Hardware Siemens Simatic S7-1500 Cpu 1508s - All All All
Hardware Siemens Simatic S7-1500 Cpu 1508s F - All All All
Hardware Siemens Simatic S7-1500 Cpu 1510sp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1510sp-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1511-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1511-1 Pn - All All All
Hardware Siemens Simatic S7-1500 Cpu 1511c - All All All
Hardware Siemens Simatic S7-1500 Cpu 1511c-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1511f-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1511f-1 Pn - All All All
Hardware Siemens Simatic S7-1500 Cpu 1511t-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1511tf-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1512c - All All All
Hardware Siemens Simatic S7-1500 Cpu 1512c-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1512sp-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1512spf-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1513-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1513-1 Pn - All All All
Hardware Siemens Simatic S7-1500 Cpu 1513f-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1513f-1 Pn - All All All
Hardware Siemens Simatic S7-1500 Cpu 1513r-1 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1515-2 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1515-2 Pn - All All All
Hardware Siemens Simatic S7-1500 Cpu 1515f-2 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1515f-2 Pn - All All All
Hardware Siemens Simatic S7-1500 Cpu 1515r-2 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1515t-2 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1515tf-2 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1516-3 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1516-3 Dp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1516-3 Pn - All All All
Hardware Siemens Simatic S7-1500 Cpu 1516-3 Pn/dp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1516f-3 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1516f-3 Pn/dp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1516pro-2 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1516pro F - All All All
Hardware Siemens Simatic S7-1500 Cpu 1516t-3 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1516tf-3 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1517-3 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1517-3 Dp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1517-3 Pn - All All All
Hardware Siemens Simatic S7-1500 Cpu 1517-3 Pn/dp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1517f-3 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1517f-3 Pn/dp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1517tf-3 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518-4 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518-4 Dp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518-4 Pn - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518-4 Pn/dp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518-4 Pn/dp Mfp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518f-4 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518f-4 Pn/dp - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518hf-4 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518t-4 - All All All
Hardware Siemens Simatic S7-1500 Cpu 1518tf-4 - All All All
Application Siemens Simatic Step 7 All All All All
Application Siemens Simatic Step 7 16 - All All
Application Siemens Simatic Step 7 16 update1 All All
Application Siemens Simatic Step 7 16 update2 All All
Application Siemens Simatic Step 7 16 update3 All All
Application Siemens Simatic Step 7 16 update4 All All
Application Siemens Simatic Step 7 17 - All All
Application Siemens Simatic Step 7 17 update1 All All

References

ReferenceSourceLinkTags
N/A CONFIRM cert-portal.siemens.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 591128 Siemens SIMATIC STEP 7 TIA Portal Improper Access Control Vulnerability (SSA-350757)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report