// For flags

CVE-2023-38431

 

Severity Score

9.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An issue was discovered in the Linux kernel before 6.3.8. fs/smb/server/connection.c in ksmbd does not validate the relationship between the NetBIOS header's length field and the SMB header sizes, via pdu_size in ksmbd_conn_handler_loop, leading to an out-of-bounds read.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-07-17 CVE Reserved
  • 2023-07-17 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-08-18 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
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
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 5.15 < 6.1.34
Search vendor "Linux" for product "Linux Kernel" and version " >= 5.15 < 6.1.34"
-
Affected
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 6.2 < 6.3.8
Search vendor "Linux" for product "Linux Kernel" and version " >= 6.2 < 6.3.8"
-
Affected
Netapp
Search vendor "Netapp"
Solidfire \& Hci Management Node
Search vendor "Netapp" for product "Solidfire \& Hci Management Node"
--
Affected
Netapp
Search vendor "Netapp"
H300s
Search vendor "Netapp" for product "H300s"
--
Affected
Netapp
Search vendor "Netapp"
H410s
Search vendor "Netapp" for product "H410s"
--
Affected
Netapp
Search vendor "Netapp"
H500s
Search vendor "Netapp" for product "H500s"
--
Affected
Netapp
Search vendor "Netapp"
H700s
Search vendor "Netapp" for product "H700s"
--
Affected