Vulnerability Monitor

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CVE-2024-20259


A vulnerability in the DHCP snooping feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to a crafted IPv4 DHCP request packet being mishandled when endpoint analytics are enabled. An attacker could exploit this vulnerability by sending a crafted DHCP request through an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. Note: The attack vector is listed as network because a DHCP relay anywhere on the network could allow exploits from networks other than the adjacent one.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.6, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 98 products from cisco, from cisco, from cisco and 95 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2024, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2024-03-27T17:15:50.913

Last Modified

2025-04-30T15:19:23.213

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.6 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-122
  • Type: Primary
    CWE-787

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco ios_xe 17.1.1 Yes
Operating System cisco ios_xe 17.1.1a Yes
Operating System cisco ios_xe 17.1.1s Yes
Operating System cisco ios_xe 17.1.1t Yes
Operating System cisco ios_xe 17.1.3 Yes
Operating System cisco ios_xe 17.2.1 Yes
Operating System cisco ios_xe 17.2.1a Yes
Operating System cisco ios_xe 17.2.1r Yes
Operating System cisco ios_xe 17.2.1v Yes
Operating System cisco ios_xe 17.2.2 Yes
Operating System cisco ios_xe 17.2.3 Yes
Operating System cisco ios_xe 17.3.1 Yes
Operating System cisco ios_xe 17.3.1a Yes
Operating System cisco ios_xe 17.3.1w Yes
Operating System cisco ios_xe 17.3.1x Yes
Operating System cisco ios_xe 17.3.1z Yes
Operating System cisco ios_xe 17.3.2 Yes
Operating System cisco ios_xe 17.3.2a Yes
Operating System cisco ios_xe 17.3.3 Yes
Operating System cisco ios_xe 17.3.4 Yes
Operating System cisco ios_xe 17.3.4a Yes
Operating System cisco ios_xe 17.3.4b Yes
Operating System cisco ios_xe 17.3.4c Yes
Operating System cisco ios_xe 17.3.5 Yes
Operating System cisco ios_xe 17.3.5a Yes
Operating System cisco ios_xe 17.3.5b Yes
Operating System cisco ios_xe 17.3.6 Yes
Operating System cisco ios_xe 17.3.7 Yes
Operating System cisco ios_xe 17.3.8 Yes
Operating System cisco ios_xe 17.3.8a Yes
Operating System cisco ios_xe 17.4.1 Yes
Operating System cisco ios_xe 17.4.1a Yes
Operating System cisco ios_xe 17.4.1b Yes
Operating System cisco ios_xe 17.4.2 Yes
Operating System cisco ios_xe 17.4.2a Yes
Operating System cisco ios_xe 17.5.1 Yes
Operating System cisco ios_xe 17.5.1a Yes
Operating System cisco ios_xe 17.6.1 Yes
Operating System cisco ios_xe 17.6.1a Yes
Operating System cisco ios_xe 17.6.1w Yes
Operating System cisco ios_xe 17.6.1x Yes
Operating System cisco ios_xe 17.6.1y Yes
Operating System cisco ios_xe 17.6.1z Yes
Operating System cisco ios_xe 17.6.1z1 Yes
Operating System cisco ios_xe 17.6.2 Yes
Operating System cisco ios_xe 17.6.3 Yes
Operating System cisco ios_xe 17.6.3a Yes
Operating System cisco ios_xe 17.6.4 Yes
Operating System cisco ios_xe 17.6.5 Yes
Operating System cisco ios_xe 17.6.5a Yes
Operating System cisco ios_xe 17.6.6 Yes
Operating System cisco ios_xe 17.6.6a Yes
Operating System cisco ios_xe 17.7.1 Yes
Operating System cisco ios_xe 17.7.1a Yes
Operating System cisco ios_xe 17.7.1b Yes
Operating System cisco ios_xe 17.7.2 Yes
Operating System cisco ios_xe 17.8.1 Yes
Operating System cisco ios_xe 17.8.1a Yes
Operating System cisco ios_xe 17.9.1 Yes
Operating System cisco ios_xe 17.9.1a Yes
Operating System cisco ios_xe 17.9.1w Yes
Operating System cisco ios_xe 17.9.1x Yes
Operating System cisco ios_xe 17.9.1x1 Yes
Operating System cisco ios_xe 17.9.1y Yes
Operating System cisco ios_xe 17.9.1y1 Yes
Operating System cisco ios_xe 17.9.2 Yes
Operating System cisco ios_xe 17.9.2a Yes
Operating System cisco ios_xe 17.9.3 Yes
Operating System cisco ios_xe 17.9.3a Yes
Operating System cisco ios_xe 17.9.4 Yes
Operating System cisco ios_xe 17.9.4a Yes
Operating System cisco ios_xe 17.10.1 Yes
Operating System cisco ios_xe 17.10.1a Yes
Operating System cisco ios_xe 17.10.1b Yes
Operating System cisco ios_xe 17.11.1 Yes
Operating System cisco ios_xe 17.11.1a Yes
Operating System cisco ios_xe 17.11.99sw Yes
Operating System cisco ios_xe 17.12.1 Yes
Operating System cisco ios_xe 17.12.1a Yes
Operating System cisco ios_xe 17.12.1w Yes
Hardware cisco catalyst_9100 - No
Hardware cisco catalyst_9105 - No
Hardware cisco catalyst_9105ax - No
Hardware cisco catalyst_9105axi - No
Hardware cisco catalyst_9105axw - No
Hardware cisco catalyst_9105i - No
Hardware cisco catalyst_9105w - No
Hardware cisco catalyst_9115 - No
Hardware cisco catalyst_9115_ap - No
Hardware cisco catalyst_9115ax - No
Hardware cisco catalyst_9115axe - No
Hardware cisco catalyst_9115axi - No
Hardware cisco catalyst_9117 - No
Hardware cisco catalyst_9117_ap - No
Hardware cisco catalyst_9117ax - No
Hardware cisco catalyst_9117axi - No
Hardware cisco catalyst_9120 - No
Hardware cisco catalyst_9120_ap - No
Hardware cisco catalyst_9120ax - No
Hardware cisco catalyst_9120axe - No
Hardware cisco catalyst_9120axi - No
Hardware cisco catalyst_9120axp - No
Hardware cisco catalyst_9124 - No
Hardware cisco catalyst_9124ax - No
Hardware cisco catalyst_9124axd - No
Hardware cisco catalyst_9124axi - No
Hardware cisco catalyst_9124d - No
Hardware cisco catalyst_9124e - No
Hardware cisco catalyst_9124i - No
Hardware cisco catalyst_9130 - No
Hardware cisco catalyst_9130_ap - No
Hardware cisco catalyst_9130ax - No
Hardware cisco catalyst_9130axe - No
Hardware cisco catalyst_9130axi - No
Hardware cisco catalyst_9136 - No
Hardware cisco catalyst_9162 - No
Hardware cisco catalyst_9164 - No
Hardware cisco catalyst_9166 - No
Hardware cisco catalyst_9166d1 - No
Hardware cisco catalyst_9200 - No
Hardware cisco catalyst_9200cx - No
Hardware cisco catalyst_9200l - No
Hardware cisco catalyst_9300 - No
Hardware cisco catalyst_9300-24p-a - No
Hardware cisco catalyst_9300-24p-e - No
Hardware cisco catalyst_9300-24s-a - No
Hardware cisco catalyst_9300-24s-e - No
Hardware cisco catalyst_9300-24t-a - No
Hardware cisco catalyst_9300-24t-e - No
Hardware cisco catalyst_9300-24u-a - No
Hardware cisco catalyst_9300-24u-e - No
Hardware cisco catalyst_9300-24ux-a - No
Hardware cisco catalyst_9300-24ux-e - No
Hardware cisco catalyst_9300-48p-a - No
Hardware cisco catalyst_9300-48p-e - No
Hardware cisco catalyst_9300-48s-a - No
Hardware cisco catalyst_9300-48s-e - No
Hardware cisco catalyst_9300-48t-a - No
Hardware cisco catalyst_9300-48t-e - No
Hardware cisco catalyst_9300-48u-a - No
Hardware cisco catalyst_9300-48u-e - No
Hardware cisco catalyst_9300-48un-a - No
Hardware cisco catalyst_9300-48un-e - No
Hardware cisco catalyst_9300-48uxm-a - No
Hardware cisco catalyst_9300-48uxm-e - No
Hardware cisco catalyst_9300l - No
Hardware cisco catalyst_9300l-24p-4g-a - No
Hardware cisco catalyst_9300l-24p-4g-e - No
Hardware cisco catalyst_9300l-24p-4x-a - No
Hardware cisco catalyst_9300l-24p-4x-e - No
Hardware cisco catalyst_9300l-24t-4g-a - No
Hardware cisco catalyst_9300l-24t-4g-e - No
Hardware cisco catalyst_9300l-24t-4x-a - No
Hardware cisco catalyst_9300l-24t-4x-e - No
Hardware cisco catalyst_9300l-48p-4g-a - No
Hardware cisco catalyst_9300l-48p-4g-e - No
Hardware cisco catalyst_9300l-48p-4x-a - No
Hardware cisco catalyst_9300l-48p-4x-e - No
Hardware cisco catalyst_9300l-48t-4g-a - No
Hardware cisco catalyst_9300l-48t-4g-e - No
Hardware cisco catalyst_9300l-48t-4x-a - No
Hardware cisco catalyst_9300l-48t-4x-e - No
Hardware cisco catalyst_9300l_stack - No
Hardware cisco catalyst_9300lm - No
Hardware cisco catalyst_9300x - No
Hardware cisco catalyst_9400 - No
Hardware cisco catalyst_9407r - No
Hardware cisco catalyst_9600x - No
Hardware cisco catalyst_9800 - No
Hardware cisco catalyst_9800-40 - No
Hardware cisco catalyst_9800-80 - No
Hardware cisco catalyst_9800-cl - No
Hardware cisco catalyst_9800-l - No
Hardware cisco catalyst_9800-l-c - No
Hardware cisco catalyst_9800-l-f - No
Hardware cisco dn-apl-tta-m - No
Hardware cisco dn-apl-tta-m-rf - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For cisco's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.