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TI-2021-19863 Aliases CVE-2021-44165GHSA-rwp6-cpw3-hxxx

Stack-based buffer overflow in Siemens POWER METER SICAM Q100

Priority LOW 37CWE-121Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.

Summary

A vulnerability has been identified in POWER METER SICAM Q100 (All versions < V2.41), POWER METER SICAM Q100 (All versions < V2.41), POWER METER SICAM Q100 (All versions < V2.41), POWER METER SICAM Q100 (All versions < V2.41). The affected firmware contains a buffer overflow vulnerability in the web application that could allow a remote attacker with engineer or admin priviliges to potentially perform remote code execution.

Why it matters now

EPSS 0.02672 85th percentileScored 2026-11-07
Fix Fixed POWER METER SICAM Q100 (Siemens): V2.41

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
SiemensPOWER METER SICAM Q100before V2.41V2.41Patch availableCNA
SiemensPOWER METER SICAM Q100before V2.41V2.41Patch availableCNA
SiemensPOWER METER SICAM Q100before V2.41V2.41Patch availableCNA
SiemensPOWER METER SICAM Q100before V2.41V2.41Patch availableCNA
  • POWER METER SICAM Q100 VendorSiemens Affected before V2.41 Fixed in V2.41 Patch available CNA
  • POWER METER SICAM Q100 VendorSiemens Affected before V2.41 Fixed in V2.41 Patch available CNA
  • POWER METER SICAM Q100 VendorSiemens Affected before V2.41 Fixed in V2.41 Patch available CNA
  • POWER METER SICAM Q100 VendorSiemens Affected before V2.41 Fixed in V2.41 Patch available CNA

CPE configurations NVD · 8

CPEVersionsRoleVendor
cpe:2.3:o:siemens:7kg9501-0aa01-2aa1_firmware:*:*:*:*:*:*:*:*before 2.41VulnerableSiemens
cpe:2.3:h:siemens:7kg9501-0aa01-2aa1:-:*:*:*:*:*:*:*not specified by NVDRunning onSiemens
cpe:2.3:o:siemens:7kg9501-0aa31-0aa1_firmware:*:*:*:*:*:*:*:*before 2.41VulnerableSiemens
cpe:2.3:h:siemens:7kg9501-0aa31-0aa1:-:*:*:*:*:*:*:*not specified by NVDRunning onSiemens
cpe:2.3:o:siemens:7kg9501-0aa31-2aa1_firmware:*:*:*:*:*:*:*:*before 2.41VulnerableSiemens
cpe:2.3:h:siemens:7kg9501-0aa31-2aa1:-:*:*:*:*:*:*:*not specified by NVDRunning onSiemens
cpe:2.3:o:siemens:7kg9501-0aa01-0aa1_firmware:*:*:*:*:*:*:*:*before 2.41VulnerableSiemens
cpe:2.3:h:siemens:7kg9501-0aa01-0aa1:-:*:*:*:*:*:*:*not specified by NVDRunning onSiemens
  • cpe:2.3:o:siemens:7kg9501-0aa01-2aa1_firmware:*:*:*:*:*:*:*:* Versions before 2.41 Vulnerable ·Siemens
  • cpe:2.3:h:siemens:7kg9501-0aa01-2aa1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
  • cpe:2.3:o:siemens:7kg9501-0aa31-0aa1_firmware:*:*:*:*:*:*:*:* Versions before 2.41 Vulnerable ·Siemens
  • cpe:2.3:h:siemens:7kg9501-0aa31-0aa1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
  • cpe:2.3:o:siemens:7kg9501-0aa31-2aa1_firmware:*:*:*:*:*:*:*:* Versions before 2.41 Vulnerable ·Siemens
  • cpe:2.3:h:siemens:7kg9501-0aa31-2aa1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
  • cpe:2.3:o:siemens:7kg9501-0aa01-0aa1_firmware:*:*:*:*:*:*:*:* Versions before 2.41 Vulnerable ·Siemens
  • cpe:2.3:h:siemens:7kg9501-0aa01-0aa1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens

Remediation

  • Fix · CNA POWER METER SICAM Q100 (Siemens) Fixed in V2.41
  • Fix · CNA POWER METER SICAM Q100 (Siemens) Fixed in V2.41
  • Fix · CNA POWER METER SICAM Q100 (Siemens) Fixed in V2.41
  • Fix · CNA POWER METER SICAM Q100 (Siemens) Fixed in V2.41

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-44165
  2. 2026-10-03 Alias added: GHSA-rwp6-cpw3-hxxx

References

Advisory 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences