7.5
HIGH
CVE-2023-39248
Dell OS10 Networking Switches VLT/VRRP Unauthenticated Denial of Service
Description

Dell OS10 Networking Switches running 10.5.2.x and above contain an Uncontrolled Resource Consumption (Denial of Service) vulnerability, when switches are configured with VLT and VRRP. A remote unauthenticated user can cause the network to be flooded leading to Denial of Service for actual network users. This is a high severity vulnerability as it allows an attacker to cause an outage of network. Dell recommends customers to upgrade at the earliest opportunity.

INFO

Published Date :

Dec. 5, 2023, 6:15 a.m.

Last Modified :

Nov. 21, 2024, 8:14 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2023-39248 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.

ID Vendor Product Action
1 Dell networking_os10
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-2023-39248.

URL Resource
https://www.dell.com/support/kbdoc/en-us/000220138/dsa-2023-278-dell-networking-os10-security-updates-for-uncontrolled-resource-consumption Vendor Advisory
https://www.dell.com/support/kbdoc/en-us/000220138/dsa-2023-278-dell-networking-os10-security-updates-for-uncontrolled-resource-consumption Vendor Advisory

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-2023-39248 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-39248 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://www.dell.com/support/kbdoc/en-us/000220138/dsa-2023-278-dell-networking-os10-security-updates-for-uncontrolled-resource-consumption
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Dec. 11, 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://www.dell.com/support/kbdoc/en-us/000220138/dsa-2023-278-dell-networking-os10-security-updates-for-uncontrolled-resource-consumption No Types Assigned https://www.dell.com/support/kbdoc/en-us/000220138/dsa-2023-278-dell-networking-os10-security-updates-for-uncontrolled-resource-consumption Vendor Advisory
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:o:dell:networking_os10:10.5.5.5:*:*:*:*:*:*:*
  • CVE Received by [email protected]

    Dec. 05, 2023

    Action Type Old Value New Value
    Added Description Dell OS10 Networking Switches running 10.5.2.x and above contain an Uncontrolled Resource Consumption (Denial of Service) vulnerability, when switches are configured with VLT and VRRP. A remote unauthenticated user can cause the network to be flooded leading to Denial of Service for actual network users. This is a high severity vulnerability as it allows an attacker to cause an outage of network. Dell recommends customers to upgrade at the earliest opportunity.
    Added Reference Dell https://www.dell.com/support/kbdoc/en-us/000220138/dsa-2023-278-dell-networking-os10-security-updates-for-uncontrolled-resource-consumption [No types assigned]
    Added CWE Dell CWE-400
    Added CVSS V3.1 Dell AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-39248 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-2023-39248 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.08 }} 0.02%

score

0.35389

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability