CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
AI Score
Confidence
Low
EPSS
Percentile
79.8%
Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial of service (defect-mode transition and service outage) via (1) malformed HTTP traffic or (2) malformed IP packets.
Vendor | Product | Version | CPE |
---|---|---|---|
siemens | simatic_s7-400_cpu_firmware | 5.0 | cpe:2.3:o:siemens:simatic_s7-400_cpu_firmware:5.0:*:*:*:*:*:*:* |
siemens | simatic_s7-400_cpu_414-3_pn\/dp | * | cpe:2.3:h:siemens:simatic_s7-400_cpu_414-3_pn\/dp:*:*:*:*:*:*:*:* |
siemens | simatic_s7-400_cpu_416-3_pn\/dp | * | cpe:2.3:h:siemens:simatic_s7-400_cpu_416-3_pn\/dp:*:*:*:*:*:*:*:* |
siemens | simatic_s7-400_cpu_416f-3_pn\/dp | * | cpe:2.3:h:siemens:simatic_s7-400_cpu_416f-3_pn\/dp:*:*:*:*:*:*:*:* |