Dell Networking OS10 10.5.5.5 VLT/VRRP resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Dell Networking OS10 10.5.5.5. It has been rated as problematic. The affected element is an unknown function of the component VLT/VRRP. Performing a manipulation results in resource consumption. This vulnerability was named CVE-2023-39248. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Dell Networking OS10 10.5.5.5. It has been classified as critical. This affects an unknown function of the component VLT/VRRP. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. The summary by CVE is:

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.

The weakness was presented 12/05/2023 as dsa-2023-278. The advisory is shared at dell.com. This vulnerability is uniquely identified as CVE-2023-39248 since 07/26/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading eliminates this vulnerability.

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Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (Dell): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/26/2023 🔍
12/05/2023 +132 days 🔍
12/05/2023 +0 days 🔍
12/05/2023 +0 days 🔍

Sourcesinfo

Vendor: dell.com

Advisory: dsa-2023-278
Status: Confirmed

CVE: CVE-2023-39248 (🔍)
GCVE (CVE): GCVE-0-2023-39248
GCVE (VulDB): GCVE-100-246813

Entryinfo

Created: 12/05/2023 07:55
Changes: 12/05/2023 07:55 (50)
Complete: 🔍
Cache ID: 216::103

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