CVE-2023-32248
Linux kernel ksmbd Denial-of-Service (DoS) SMB2 Command Validation Vulnerability
Description
A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_TREE_CONNECT and SMB2_QUERY_INFO commands. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.
INFO
Published Date :
July 24, 2023, 4:15 p.m.
Last Modified :
Dec. 4, 2023, 2:54 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2023-32248
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-32248.
| URL | Resource |
|---|---|
| https://access.redhat.com/security/cve/CVE-2023-32248 | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2219818 | Issue Tracking Patch Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20230915-0006/ | Third Party Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-CAN-20479/ | Patch Third Party Advisory VDB Entry |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-32248 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-32248 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Dec. 04, 2023
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20230915-0006/ No Types Assigned https://security.netapp.com/advisory/ntap-20230915-0006/ Third Party Advisory Changed CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 6.3.9 OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.15 up to (excluding) 5.15.111 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.28 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.2.15 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.3 up to (excluding) 6.3.2 Added CPE Configuration OR *cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* *cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* *cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* *cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* *cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added CWE Red Hat, Inc. CWE-476 -
CVE Modified by [email protected]
Sep. 15, 2023
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20230915-0006/ [No Types Assigned] -
Initial Analysis by [email protected]
Aug. 02, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://access.redhat.com/security/cve/CVE-2023-32248 No Types Assigned https://access.redhat.com/security/cve/CVE-2023-32248 Third Party Advisory Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=2219818 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=2219818 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-CAN-20479/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-CAN-20479/ Patch, Third Party Advisory, VDB Entry Added CWE NIST CWE-476 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 6.3.9
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-32248 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-32248
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.61 }} 0.10%
score
0.78967
percentile