CVE-2025-40753 Information disclosure in POWER METER SICAM Q100
An authenticated local attacker can extract the SMTP password from the configuration file of Siemens SICAM power meters.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-40753?
CVE-2025-40753 is a medium-severity vulnerability in Siemens POWER METER SICAM Q100, published on 12 Aug 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability has been identified in POWER METER SICAM Q100 (7KG9501-0AA01-0AA1) (All versions >= V2.60 < V2.62), POWER METER SICAM Q100 (7KG9501-0AA01-2AA1) (All versions >= V2.60 < V2.62), POWER METER SICAM Q100 (7KG9501-0AA31-0AA1) (All versions >= V2.60 < V2.62), POWER METER SICAM Q100 (7KG9501-0AA31-2AA1) (All versions >= V2.60 < V2.62), POWER METER SICAM Q200 family (All versions >= V2.70 < V2.80). Affected devices export the password for the SMTP account as plain text in the Configuration File. This could allow an authenticated local attacker to extract it and use the configured SMTP service for arbitrary purposes.
Weakness: CWE-312
Which versions are affected by CVE-2025-40753?
How do I fix CVE-2025-40753?
No fix has been published for CVE-2025-40753 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-40753 being exploited?
There is no known exploitation of CVE-2025-40753 in the wild and no public exploit code.
Sources
Also known as GHSA-f62w-hhpc-j73f.