SiemensVULNRICHMENT:CVE-2023-51440CVE-2023-51440
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:T/RC:C
AI Score
Confidence
High
SSVC
Exploitation
none
Automatable
no
Technical Impact
partial
A vulnerability has been identified in SIMATIC CP 343-1 (6GK7343-1EX30-0XE0) (All versions), SIMATIC CP 343-1 Lean (6GK7343-1CX10-0XE0) (All versions), SIPLUS NET CP 343-1 (6AG1343-1EX30-7XE0) (All versions), SIPLUS NET CP 343-1 Lean (6AG1343-1CX10-2XE0) (All versions). Affected products incorrectly validate TCP sequence numbers. This could allow an unauthenticated remote attacker to create a denial of service condition by injecting spoofed TCP RST packets.
CNA Affected
[
{
"vendor": "Siemens",
"product": "SIMATIC CP 343-1",
"versions": [
{
"status": "affected",
"version": "All versions"
}
],
"defaultStatus": "unknown"
},
{
"vendor": "Siemens",
"product": "SIMATIC CP 343-1 Lean",
"versions": [
{
"status": "affected",
"version": "All versions"
}
],
"defaultStatus": "unknown"
},
{
"vendor": "Siemens",
"product": "SIPLUS NET CP 343-1",
"versions": [
{
"status": "affected",
"version": "All versions"
}
],
"defaultStatus": "unknown"
},
{
"vendor": "Siemens",
"product": "SIPLUS NET CP 343-1 Lean",
"versions": [
{
"status": "affected",
"version": "All versions"
}
],
"defaultStatus": "unknown"
}
]Related
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:T/RC:C
AI Score
Confidence
High
SSVC
Exploitation
none
Automatable
no
Technical Impact
partial