Siemens SIMATIC s7-400 v6 Firmware vulnerabilities

2 CVEs affecting Siemens SIMATIC s7-400 v6 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2019-10936, published 2019-10-10.

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

• CVE-2019-10936, published 2019-10-10. High severity, CVSS 7.5. EPSS: 2.1% chance of exploitation in the next 30 days. Affected devices improperly handle large amounts of specially crafted UDP packets. This could allow an unauthenticated remote attacker to trigger a denial of service condition.
• CVE-2019-10923, published 2019-10-10. High severity, CVSS 7.5. EPSS: 1.4% chance of exploitation in the next 30 days. An attacker with network access to an affected product may cause a denial of service condition by breaking the real-time synchronization (IRT) of the affected installation.