CVE-2022-43439
Description
A vulnerability has been identified in POWER METER SICAM Q100 (7KG9501-0AA01-0AA1) (All versions < V2.50), POWER METER SICAM Q100 (7KG9501-0AA01-2AA1) (All versions < V2.50), POWER METER SICAM Q100 (7KG9501-0AA31-0AA1) (All versions < V2.50), POWER METER SICAM Q100 (7KG9501-0AA31-2AA1) (All versions < V2.50), SICAM P850 (7KG8500-0AA00-0AA0) (All versions < V3.10), SICAM P850 (7KG8500-0AA00-2AA0) (All versions < V3.10), SICAM P850 (7KG8500-0AA10-0AA0) (All versions < V3.10), SICAM P850 (7KG8500-0AA10-2AA0) (All versions < V3.10), SICAM P850 (7KG8500-0AA30-0AA0) (All versions < V3.10), SICAM P850 (7KG8500-0AA30-2AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA01-0AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA01-2AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA02-0AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA02-2AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA11-0AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA11-2AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA12-0AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA12-2AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA31-0AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA31-2AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA32-0AA0) (All versions < V3.10), SICAM P850 (7KG8501-0AA32-2AA0) (All versions < V3.10), SICAM P855 (7KG8550-0AA00-0AA0) (All versions < V3.10), SICAM P855 (7KG8550-0AA00-2AA0) (All versions < V3.10), SICAM P855 (7KG8550-0AA10-0AA0) (All versions < V3.10), SICAM P855 (7KG8550-0AA10-2AA0) (All versions < V3.10), SICAM P855 (7KG8550-0AA30-0AA0) (All versions < V3.10), SICAM P855 (7KG8550-0AA30-2AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA01-0AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA01-2AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA02-0AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA02-2AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA11-0AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA11-2AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA12-0AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA12-2AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA31-0AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA31-2AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA32-0AA0) (All versions < V3.10), SICAM P855 (7KG8551-0AA32-2AA0) (All versions < V3.10), SICAM T (All versions < V3.0). Affected devices do not properly validate the Language-parameter in requests to the web interface on port 443/tcp. This could allow an authenticated remote attacker to crash the device (followed by an automatic reboot) or to execute arbitrary code on the device.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Siemens SICAM power meter devices are vulnerable to an unspecified issue in the web interface, fixed in versions V2.50 and V3.10.
Vulnerability
The vulnerability affects POWER METER SICAM Q100 (versions < V2.50), SICAM P850 (versions < V3.10), and SICAM P855 (versions < V3.10) [4]. The exact nature of the vulnerability is not disclosed in the available references.
Exploitation
No exploitation details are provided in the available references.
Impact
The impact of successful exploitation is not specified in the available references. Given the criticality of these devices, it may lead to severe consequences.
Mitigation
Siemens has released firmware updates: V2.50 for SICAM Q100 and V3.10 for SICAM P850 and P855 [4]. Users should update to these versions or later.
AI Insight generated on May 25, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
7- Range: < V3.10
- Range: < V3.10
< V2.50+ 1 more
- (no CPE)range: < V2.50
- (no CPE)range: 0
- Siemens/SICAM P850v5Range: All versions < V3.10
- Siemens/SICAM P855v5Range: All versions < V3.10
- Siemens/SICAM Tv5Range: 0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
7- cert-portal.siemens.com/productcert/html/ssa-471761.htmlmitre
- cert-portal.siemens.com/productcert/html/ssa-570294.htmlmitre
- cert-portal.siemens.com/productcert/html/ssa-572005.htmlmitre
- cert-portal.siemens.com/productcert/html/ssa-887249.htmlmitre
- cert-portal.siemens.com/productcert/pdf/ssa-570294.pdfmitre
- cert-portal.siemens.com/productcert/pdf/ssa-572005.pdfmitre
- cert-portal.siemens.com/productcert/pdf/ssa-887249.pdfmitre
News mentions
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