// For flags

CVE-2022-39836

COVESA 2.18.8 NULL Pointer Dereference / Heap Buffer Over-Read

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An issue was discovered in Connected Vehicle Systems Alliance (COVESA) dlt-daemon through 2.18.8. Due to a faulty DLT file parser, a crafted DLT file that crashes the process can be created. This is due to missing validation checks. There is a heap-based buffer over-read of one byte.

Se ha detectado un problema en el dlt-daemon de Connected Vehicle Systems Alliance (COVESA) versiones hasta 2.18.8. Debido a un analizador de archivos DLT defectuoso, puede crearse un archivo DLT diseñado que bloquea el proceso. Esto es debido a una falta de chequeo de comprobación. Se presenta una lectura excesiva del búfer en la región heap de la memoria de un byte

COVESA versions 2.18.8 and below suffer from heap buffer over-read and null pointer dereference vulnerabilities.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-09-05 CVE Reserved
  • 2022-09-27 CVE Published
  • 2024-06-28 EPSS Updated
  • 2024-08-03 CVE Updated
  • 2024-08-03 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-125: Out-of-bounds Read
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Genivi
Search vendor "Genivi"
 Diagnostic Log And Trace
Search vendor "Genivi" for product "Diagnostic Log And Trace"
 <= 2.18.8
Search vendor "Genivi" for product "Diagnostic Log And Trace" and version " <= 2.18.8"
-
Affected