// For flags

CVE-2017-2893

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An exploitable NULL pointer dereference vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. An MQTT SUBSCRIBE packet can cause a NULL pointer dereference leading to server crash and denial of service. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

Existe una vulnerabilidad explotable de desreferencia de puntero NULL en la funcionalidad de análisis sintáctico de paquetes MQTT de Cesanta Mongoose 6.8. Un paquete MQTT SUBSCRIBE puede provocar una desreferencia de puntero NULL que conduce al cierre inesperado del servidor y a una denegación de servicio. Un atacante necesita enviar un paquete MQTT especialmente manipulado a través de la red para desencadenar esta vulnerabilidad.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2016-12-01 CVE Reserved
  • 2017-11-07 CVE Published
  • 2023-09-17 EPSS Updated
  • 2024-09-17 CVE Updated
  • 2024-09-17 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-476: NULL Pointer Dereference
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cesanta
Search vendor "Cesanta"
Mongoose
Search vendor "Cesanta" for product "Mongoose"
6.8
Search vendor "Cesanta" for product "Mongoose" and version "6.8"
-
Affected