A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. This vulnerability is due to improper error handling when parsing SNMP requests. This vulnerability affects all versions of SNMP — Versions 1, 2c, and 3. An attacker could exploit this vulnerability by sending a malformed SNMP request to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly. The attacker must have the SNMPv1 or v2c read-only or read-write community string or valid SNMPv3 user credentials on the affected device.
This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.7, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction requiring only low-level 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 2026, 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.
2026-08-05T17:16:46.643
2026-09-17T18:49:05.317
Analyzed
CVSSv3.1: 7.7 (HIGH)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | cisco | ios_xe | 3.13.9s | Yes |
| Operating System | cisco | ios_xe | 3.13.10s | Yes |
| Operating System | cisco | ios_xe | 3.16.6bs | Yes |
| Operating System | cisco | ios_xe | 3.16.7as | Yes |
| Operating System | cisco | ios_xe | 3.16.7bs | Yes |
| Operating System | cisco | ios_xe | 3.16.7s | Yes |
| Operating System | cisco | ios_xe | 3.16.8s | Yes |
| Operating System | cisco | ios_xe | 3.16.9s | Yes |
| Operating System | cisco | ios_xe | 3.16.10as | Yes |
| Operating System | cisco | ios_xe | 3.16.10bs | Yes |
| Operating System | cisco | ios_xe | 3.16.10s | Yes |
| Operating System | cisco | ios_xe | 3.18.3asp | Yes |
| Operating System | cisco | ios_xe | 3.18.3bsp | Yes |
| Operating System | cisco | ios_xe | 3.18.3sp | Yes |
| Operating System | cisco | ios_xe | 3.18.4s | Yes |
| Operating System | cisco | ios_xe | 3.18.4sp | Yes |
| Operating System | cisco | ios_xe | 3.18.5sp | Yes |
| Operating System | cisco | ios_xe | 3.18.6sp | Yes |
| Operating System | cisco | ios_xe | 3.18.7sp | Yes |
| Operating System | cisco | ios_xe | 3.18.8asp | Yes |
| Operating System | cisco | ios_xe | 3.18.9sp | Yes |
| Operating System | cisco | ios_xe | 16.6.2 | Yes |
| Operating System | cisco | ios_xe | 16.6.3 | Yes |
| Operating System | cisco | ios_xe | 16.6.4 | Yes |
| Operating System | cisco | ios_xe | 16.6.4a | Yes |
| Operating System | cisco | ios_xe | 16.6.4s | Yes |
| Operating System | cisco | ios_xe | 16.6.5 | Yes |
| Operating System | cisco | ios_xe | 16.6.5a | Yes |
| Operating System | cisco | ios_xe | 16.6.5b | Yes |
| Operating System | cisco | ios_xe | 16.6.6 | Yes |
| Operating System | cisco | ios_xe | 16.6.7 | Yes |
| Operating System | cisco | ios_xe | 16.6.7a | Yes |
| Operating System | cisco | ios_xe | 16.6.8 | Yes |
| Operating System | cisco | ios_xe | 16.6.9 | Yes |
| Operating System | cisco | ios_xe | 16.6.10 | Yes |
| Operating System | cisco | ios_xe | 16.7.1 | Yes |
| Operating System | cisco | ios_xe | 16.7.1a | Yes |
| Operating System | cisco | ios_xe | 16.7.1b | Yes |
| Operating System | cisco | ios_xe | 16.7.2 | Yes |
| Operating System | cisco | ios_xe | 16.7.3 | Yes |
| Operating System | cisco | ios_xe | 16.7.4 | Yes |
| Operating System | cisco | ios_xe | 16.8.1 | Yes |
| Operating System | cisco | ios_xe | 16.8.1a | Yes |
| Operating System | cisco | ios_xe | 16.8.1b | Yes |
| Operating System | cisco | ios_xe | 16.8.1c | Yes |
| Operating System | cisco | ios_xe | 16.8.1d | Yes |
| Operating System | cisco | ios_xe | 16.8.1e | Yes |
| Operating System | cisco | ios_xe | 16.8.1s | Yes |
| Operating System | cisco | ios_xe | 16.8.2 | Yes |
| Operating System | cisco | ios_xe | 16.8.3 | Yes |
| Operating System | cisco | ios_xe | 16.9.1 | Yes |
| Operating System | cisco | ios_xe | 16.9.1a | Yes |
| Operating System | cisco | ios_xe | 16.9.1b | Yes |
| Operating System | cisco | ios_xe | 16.9.1c | Yes |
| Operating System | cisco | ios_xe | 16.9.1d | Yes |
| Operating System | cisco | ios_xe | 16.9.1s | Yes |
| Operating System | cisco | ios_xe | 16.9.2 | Yes |
| Operating System | cisco | ios_xe | 16.9.2a | Yes |
| Operating System | cisco | ios_xe | 16.9.2s | Yes |
| Operating System | cisco | ios_xe | 16.9.3 | Yes |
| Operating System | cisco | ios_xe | 16.9.3a | Yes |
| Operating System | cisco | ios_xe | 16.9.3h | Yes |
| Operating System | cisco | ios_xe | 16.9.3s | Yes |
| Operating System | cisco | ios_xe | 16.9.4 | Yes |
| Operating System | cisco | ios_xe | 16.9.4c | Yes |
| Operating System | cisco | ios_xe | 16.9.5 | Yes |
| Operating System | cisco | ios_xe | 16.9.5f | Yes |
| Operating System | cisco | ios_xe | 16.9.6 | Yes |
| Operating System | cisco | ios_xe | 16.9.7 | Yes |
| Operating System | cisco | ios_xe | 16.9.8 | Yes |
| Operating System | cisco | ios_xe | 16.9.8a | Yes |
| Operating System | cisco | ios_xe | 16.9.8b | Yes |
| Operating System | cisco | ios_xe | 16.10.1 | Yes |
| Operating System | cisco | ios_xe | 16.10.1a | Yes |
| Operating System | cisco | ios_xe | 16.10.1b | Yes |
| Operating System | cisco | ios_xe | 16.10.1c | Yes |
| Operating System | cisco | ios_xe | 16.10.1d | Yes |
| Operating System | cisco | ios_xe | 16.10.1e | Yes |
| Operating System | cisco | ios_xe | 16.10.1f | Yes |
| Operating System | cisco | ios_xe | 16.10.1g | Yes |
| Operating System | cisco | ios_xe | 16.10.1s | Yes |
| Operating System | cisco | ios_xe | 16.10.2 | Yes |
| Operating System | cisco | ios_xe | 16.10.3 | Yes |
| Operating System | cisco | ios_xe | 16.11.1 | Yes |
| Operating System | cisco | ios_xe | 16.11.1a | Yes |
| Operating System | cisco | ios_xe | 16.11.1b | Yes |
| Operating System | cisco | ios_xe | 16.11.1c | 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 | 16.12.1t | Yes |
| Operating System | cisco | ios_xe | 16.12.1w | Yes |
| Operating System | cisco | ios_xe | 16.12.1x | Yes |
| Operating System | cisco | ios_xe | 16.12.1y | Yes |
| Operating System | cisco | ios_xe | 16.12.1z | Yes |
| Operating System | cisco | ios_xe | 16.12.1z1 | Yes |
| Operating System | cisco | ios_xe | 16.12.1z2 | Yes |
| Operating System | cisco | ios_xe | 16.12.2 | Yes |
| Operating System | cisco | ios_xe | 16.12.2a | Yes |
| Operating System | cisco | ios_xe | 16.12.2s | Yes |
| Operating System | cisco | ios_xe | 16.12.2t | Yes |
| Operating System | cisco | ios_xe | 16.12.3 | Yes |
| Operating System | cisco | ios_xe | 16.12.3a | Yes |
| Operating System | cisco | ios_xe | 16.12.3s | Yes |
| Operating System | cisco | ios_xe | 16.12.4 | Yes |
| Operating System | cisco | ios_xe | 16.12.4a | Yes |
| Operating System | cisco | ios_xe | 16.12.5 | Yes |
| Operating System | cisco | ios_xe | 16.12.5a | Yes |
| Operating System | cisco | ios_xe | 16.12.5b | Yes |
| Operating System | cisco | ios_xe | 16.12.6 | Yes |
| Operating System | cisco | ios_xe | 16.12.6a | Yes |
| Operating System | cisco | ios_xe | 16.12.7 | Yes |
| Operating System | cisco | ios_xe | 16.12.8 | Yes |
| Operating System | cisco | ios_xe | 16.12.9 | Yes |
| Operating System | cisco | ios_xe | 16.12.10 | Yes |
| Operating System | cisco | ios_xe | 16.12.10a | Yes |
| Operating System | cisco | ios_xe | 16.12.11 | Yes |
| Operating System | cisco | ios_xe | 16.12.12 | Yes |
| Operating System | cisco | ios_xe | 16.12.13 | Yes |
| Operating System | cisco | ios_xe | 16.12.14 | Yes |
| Operating System | cisco | ios_xe | 16.12.15 | Yes |
| 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 | 17.1.2 | 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 | 17.3.3a | 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 | 17.4.1c | 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 | 17.6.1x | 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 | 17.6.7 | 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 | 17.7.1b | 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 | 17.9.5 | Yes |
| Operating System | cisco | ios_xe | 17.9.5a | Yes |
| Operating System | cisco | ios_xe | 17.9.5b | Yes |
| Operating System | cisco | ios_xe | 17.9.5c | Yes |
| Operating System | cisco | ios_xe | 17.9.5d | 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 | 17.9.6a | Yes |
| Operating System | cisco | ios_xe | 17.9.7 | Yes |
| Operating System | cisco | ios_xe | 17.9.7a | Yes |
| Operating System | cisco | ios_xe | 17.9.7b | Yes |
| Operating System | cisco | ios_xe | 17.9.8 | Yes |
| Operating System | cisco | ios_xe | 17.9.9 | 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 | 17.12.1 | Yes |
| Operating System | cisco | ios_xe | 17.12.1a | Yes |
| Operating System | cisco | ios_xe | 17.12.1w | Yes |
| Operating System | cisco | ios_xe | 17.12.1x | Yes |
| Operating System | cisco | ios_xe | 17.12.1y | Yes |
| Operating System | cisco | ios_xe | 17.12.1z | Yes |
| Operating System | cisco | ios_xe | 17.12.1z1 | Yes |
| Operating System | cisco | ios_xe | 17.12.1z2 | Yes |
| Operating System | cisco | ios_xe | 17.12.1z3 | Yes |
| Operating System | cisco | ios_xe | 17.12.1z4 | Yes |
| Operating System | cisco | ios_xe | 17.12.1z5 | Yes |
| Operating System | cisco | ios_xe | 17.12.1z6 | Yes |
| Operating System | cisco | ios_xe | 17.12.2 | Yes |
| Operating System | cisco | ios_xe | 17.12.2a | 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 | 17.12.5 | Yes |
| Operating System | cisco | ios_xe | 17.12.5a | Yes |
| Operating System | cisco | ios_xe | 17.12.5b | Yes |
| Operating System | cisco | ios_xe | 17.12.5c | Yes |
| Operating System | cisco | ios_xe | 17.12.5d | Yes |
| Operating System | cisco | ios_xe | 17.12.6 | Yes |
| Operating System | cisco | ios_xe | 17.12.6a | Yes |
| Operating System | cisco | ios_xe | 17.12.6b | 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 |
| Operating System | cisco | ios_xe | 17.15.1b | Yes |
| Operating System | cisco | ios_xe | 17.15.1w | Yes |
| Operating System | cisco | ios_xe | 17.15.1x | Yes |
| Operating System | cisco | ios_xe | 17.15.1y | Yes |
| Operating System | cisco | ios_xe | 17.15.2 | Yes |
| Operating System | cisco | ios_xe | 17.15.2a | Yes |
| Operating System | cisco | ios_xe | 17.15.2b | Yes |
| Operating System | cisco | ios_xe | 17.15.2c | Yes |
| Operating System | cisco | ios_xe | 17.15.3 | Yes |
| Operating System | cisco | ios_xe | 17.15.3a | Yes |
| Operating System | cisco | ios_xe | 17.15.3b | Yes |
| Operating System | cisco | ios_xe | 17.15.4 | Yes |
| Operating System | cisco | ios_xe | 17.15.4a | Yes |
| Operating System | cisco | ios_xe | 17.15.4b | Yes |
| Operating System | cisco | ios_xe | 17.15.4c | Yes |
| Operating System | cisco | ios_xe | 17.15.4d | Yes |
| Operating System | cisco | ios_xe | 17.15.4s1 | Yes |
| Operating System | cisco | ios_xe | 17.16.1 | Yes |
| Operating System | cisco | ios_xe | 17.16.1a | Yes |
| Operating System | cisco | ios_xe | 17.17.1 | Yes |
| Operating System | cisco | ios_xe | 17.18.1 | Yes |
| Operating System | cisco | ios_xe | 17.18.1a | Yes |
| Operating System | cisco | ios_xe | 17.18.1w | Yes |
| Operating System | cisco | ios_xe | 17.18.1x | Yes |
| Operating System | cisco | ios_xe | 17.18.1y | Yes |
| Operating System | cisco | ios_xe | 17.18.2 | 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.