Siemens Scalance m816-1 Adsl-Router vulnerabilities

2 CVEs affecting Siemens Scalance m816-1 Adsl-Router, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-40833, published 2026-05-12.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2024-2511, published 2024-04-08. Medium severity, CVSS 5.9. EPSS: 52.4% chance of exploitation in the next 30 days. Issue summary: Some non-default TLS server configurations can cause unbounded memory growth when processing TLSv1.3 sessions Impact summary: An attacker may exploit certain server configurations to…
• CVE-2025-40833, published 2026-05-12. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. The affected devices contain a null pointer dereference vulnerability while processing specially crafted IPv4 requests. This could allow an attacker to cause denial of service condition. A manual…