A vulnerability in the DHCP snooping security feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a full interface queue wedge, which could result in a denial of service (DoS) condition. This vulnerability is due to improper handling of DHCP request packets. An attacker could exploit this vulnerability by sending DHCP request packets to an affected device. A successful exploit could allow the attacker to cause packets to wedge in the queue, creating a DoS condition for downstream devices of the affected system and requiring that the system restart to drain the queue. Note: This vulnerability can be exploited with either unicast or broadcast DHCP packets on a VLAN that does not have DHCP snooping enabled.
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 1 product from cisco organizations running these solutions should prioritize assessment and patching.
Reported in 2025, 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.
2025-05-07T18:15:37.663
2025-07-11T14:58:36.330
Analyzed
CVSSv3.1: 8.6 (HIGH)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | cisco | ios_xe | 16.11.1 | Yes |
| Operating System | cisco | ios_xe | 16.11.1a | Yes |
| Operating System | cisco | ios_xe | 16.11.1s | Yes |
| Operating System | cisco | ios_xe | 16.11.2 | Yes |
| Operating System | cisco | ios_xe | 16.12.1 | Yes |
| Operating System | cisco | ios_xe | 16.12.1a | Yes |
| Operating System | cisco | ios_xe | 16.12.1c | Yes |
| Operating System | cisco | ios_xe | 16.12.1s | Yes |
| Operating System | cisco | ios_xe | 16.12.2 | Yes |
| Operating System | cisco | ios_xe | 16.12.2s | Yes |
| Operating System | cisco | ios_xe | 16.12.3 | Yes |
| Operating System | cisco | ios_xe | 16.12.3s | Yes |
| Operating System | cisco | ios_xe | 16.12.4 | Yes |
| Operating System | cisco | ios_xe | 16.12.5 | Yes |
| Operating System | cisco | ios_xe | 16.12.6 | Yes |
| Operating System | cisco | ios_xe | 16.12.7 | Yes |
| Operating System | cisco | ios_xe | 16.12.8 | Yes |
| Operating System | cisco | ios_xe | 17.1.1 | 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 | 17.2.1r | 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 | 17.3.2 | 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 | 17.3.5 | 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 | 17.5.1 | 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 | 17.6.1y | 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 | 17.6.7 | Yes |
| Operating System | cisco | ios_xe | 17.6.8 | Yes |
| Operating System | cisco | ios_xe | 17.6.8a | Yes |
| Operating System | cisco | ios_xe | 17.7.1 | Yes |
| Operating System | cisco | ios_xe | 17.7.1a | Yes |
| Operating System | cisco | ios_xe | 17.7.2 | 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 | 17.9.2 | 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 | 17.9.5 | Yes |
| Operating System | cisco | ios_xe | 17.9.5a | Yes |
| Operating System | cisco | ios_xe | 17.9.5e | Yes |
| Operating System | cisco | ios_xe | 17.9.5f | Yes |
| Operating System | cisco | ios_xe | 17.9.6 | Yes |
| Operating System | cisco | ios_xe | 17.10.1 | Yes |
| Operating System | cisco | ios_xe | 17.10.1a | Yes |
| Operating System | cisco | ios_xe | 17.11.1 | Yes |
| Operating System | cisco | ios_xe | 17.11.1a | Yes |
| Operating System | cisco | ios_xe | 17.12.1 | Yes |
| Operating System | cisco | ios_xe | 17.12.1a | Yes |
| Operating System | cisco | ios_xe | 17.12.2 | Yes |
| Operating System | cisco | ios_xe | 17.12.3 | Yes |
| Operating System | cisco | ios_xe | 17.12.3a | Yes |
| Operating System | cisco | ios_xe | 17.12.4 | Yes |
| Operating System | cisco | ios_xe | 17.12.4a | Yes |
| Operating System | cisco | ios_xe | 17.12.4b | Yes |
| Operating System | cisco | ios_xe | 17.13.1 | Yes |
| Operating System | cisco | ios_xe | 17.13.1a | Yes |
| Operating System | cisco | ios_xe | 17.14.1 | Yes |
| Operating System | cisco | ios_xe | 17.14.1a | Yes |
| Operating System | cisco | ios_xe | 17.15.1 | Yes |
| Operating System | cisco | ios_xe | 17.15.1a | Yes |
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.