// For flags

CVE-2023-50821

 

Severity Score

6.9
*CVSS v4

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

A vulnerability has been identified in SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC04), SIMATIC WinCC Runtime Professional V17 (All versions), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 4), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 1), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 16), SIMATIC WinCC V8.0 (All versions < V8.0 Update 5). The affected products do not properly validate the input provided in the login dialog box. An attacker could leverage this vulnerability to cause a persistent denial of service condition.

Se ha identificado una vulnerabilidad en SIMATIC PCS 7 V9.1 (todas las versiones &lt; V9.1 SP2 UC04), SIMATIC WinCC Runtime Professional V17 (todas las versiones), SIMATIC WinCC Runtime Professional V18 (todas las versiones &lt; V18 Update 4), SIMATIC WinCC Runtime Professional V19 (todas las versiones &lt; V19 Update 1), SIMATIC WinCC V7.5 (todas las versiones &lt; V7.5 SP2 Update 16), SIMATIC WinCC V8.0 (todas las versiones &lt; V8.0 Update 5). Los productos afectados no validan correctamente la entrada proporcionada en el cuadro de diálogo de inicio de sesión. Un atacante podría aprovechar esta vulnerabilidad para provocar una condición de denegación de servicio persistente.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
System
Vulnerable | Subsequent
Confidentiality
None
None
Integrity
None
None
Availability
High
None
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-12-14 CVE Reserved
  • 2024-04-09 CVE Published
  • 2024-04-10 EPSS Updated
  • 2024-08-12 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Siemens
Search vendor "Siemens"
 SIMATIC WinCC Runtime Professional V17
Search vendor "Siemens" for product "SIMATIC WinCC Runtime Professional V17"
*en
Affected