// For flags

CVE-2023-31247

 

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

A memory corruption vulnerability exists in the HTTP Server Host header parsing functionality of Weston Embedded uC-HTTP v3.01.01. A specially crafted network packet can lead to code execution. An attacker can send a malicious packet to trigger this vulnerability.

Existe una vulnerabilidad de corrupción de memoria en la funcionalidad de análisis de encabezados de HTTP Server Host de Weston Embedded uC-HTTP v3.01.01. Un paquete de red especialmente manipulado puede provocar la ejecución de código. Un atacante puede enviar un paquete malicioso para desencadenar esta vulnerabilidad.

*Credits: Discovered by Kelly Leuschner of Cisco Talos.
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
Poc
Automatable
Yes
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2023-04-28 CVE Reserved
  • 2023-11-14 CVE Published
  • 2024-09-03 CVE Updated
  • 2024-09-03 First Exploit
  • 2024-11-20 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-787: Out-of-bounds Write
CAPEC
References (1)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Silabs
Search vendor "Silabs"
Gecko Software Development Kit
Search vendor "Silabs" for product "Gecko Software Development Kit"
4.3.1
Search vendor "Silabs" for product "Gecko Software Development Kit" and version "4.3.1"
-
Affected
Weston-embedded
Search vendor "Weston-embedded"
Cesium Net
Search vendor "Weston-embedded" for product "Cesium Net"
3.07.01
Search vendor "Weston-embedded" for product "Cesium Net" and version "3.07.01"
-
Affected
Weston-embedded
Search vendor "Weston-embedded"
Uc-http
Search vendor "Weston-embedded" for product "Uc-http"
3.01.01
Search vendor "Weston-embedded" for product "Uc-http" and version "3.01.01"
-
Affected