A vulnerability in the access control list (ACL) programming of Cisco IOS Software that is running on Cisco Catalyst 1000 Switches and Cisco Catalyst 2960L Switches could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability is due to the use of both an IPv4 ACL and a dynamic ACL of IP Source Guard on the same interface, which is an unsupported configuration. An attacker could exploit this vulnerability by attempting to send traffic through an affected device. A successful exploit could allow the attacker to bypass an ACL on the affected device. Note: Cisco documentation has been updated to reflect that this is an unsupported configuration. However, Cisco is publishing this advisory because the device will not prevent an administrator from configuring both features on the same interface. There are no plans to implement the ability to configure both features on the same interface on Cisco Catalyst 1000 or Catalyst 2960L Switches.
This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 4.7, indicating it requires adjacent network access with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts limited integrity, for affected systems. Impacting 41 products from cisco, from cisco, from cisco and 38 others, 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.
2025-05-07T18:15:36.473
2025-08-05T14:08:32.490
Analyzed
CVSSv3.1: 4.7 (MEDIUM)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | cisco | ios | 15.2\(5a\)e | Yes |
| Operating System | cisco | ios | 15.2\(5b\)e | Yes |
| Operating System | cisco | ios | 15.2\(5c\)e | Yes |
| Operating System | cisco | ios | 15.2\(6\)e | Yes |
| Operating System | cisco | ios | 15.2\(6\)e0c | Yes |
| Operating System | cisco | ios | 15.2\(6\)e1 | Yes |
| Operating System | cisco | ios | 15.2\(6\)e2 | Yes |
| Operating System | cisco | ios | 15.2\(6\)e2b | Yes |
| Operating System | cisco | ios | 15.2\(6\)e3 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e | Yes |
| Operating System | cisco | ios | 15.2\(7\)e0a | Yes |
| Operating System | cisco | ios | 15.2\(7\)e0s | Yes |
| Operating System | cisco | ios | 15.2\(7\)e1 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e1a | Yes |
| Operating System | cisco | ios | 15.2\(7\)e2 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e3 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e3k | Yes |
| Operating System | cisco | ios | 15.2\(7\)e4 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e5 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e6 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e7 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e8 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e9 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e10 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e11 | Yes |
| Operating System | cisco | ios | 15.2\(7\)e12 | Yes |
| Operating System | cisco | ios | 15.2\(7a\)e0b | Yes |
| Operating System | cisco | ios | 15.2\(7b\)e0b | Yes |
| Operating System | cisco | ios | 15.2\(8\)e | Yes |
| Operating System | cisco | ios | 15.2\(8\)e1 | Yes |
| Operating System | cisco | ios | 15.2\(8\)e2 | Yes |
| Operating System | cisco | ios | 15.2\(8\)e3 | Yes |
| Operating System | cisco | ios | 15.2\(8\)e4 | Yes |
| Operating System | cisco | ios | 15.2\(8\)e5 | Yes |
| Operating System | cisco | ios | 15.2\(8\)e6 | Yes |
| Hardware | cisco | catalyst_1000-16fp-2g-l | - | No |
| Hardware | cisco | catalyst_1000-16p-2g-l | - | No |
| Hardware | cisco | catalyst_1000-16t-2g-l | - | No |
| Hardware | cisco | catalyst_1000-16t-e-2g-l | - | No |
| Hardware | cisco | catalyst_1000-24fp-4g-l | - | No |
| Hardware | cisco | catalyst_1000-24fp-4x-l | - | No |
| Hardware | cisco | catalyst_1000-24p-4g-l | - | No |
| Hardware | cisco | catalyst_1000-24p-4x-l | - | No |
| Hardware | cisco | catalyst_1000-24pp-4g-l | - | No |
| Hardware | cisco | catalyst_1000-24t-4g-l | - | No |
| Hardware | cisco | catalyst_1000-24t-4x-l | - | No |
| Hardware | cisco | catalyst_1000-48fp-4g-l | - | No |
| Hardware | cisco | catalyst_1000-48fp-4x-l | - | No |
| Hardware | cisco | catalyst_1000-48p-4g-l | - | No |
| Hardware | cisco | catalyst_1000-48p-4x-l | - | No |
| Hardware | cisco | catalyst_1000-48pp-4g-l | - | No |
| Hardware | cisco | catalyst_1000-48t-4g-l | - | No |
| Hardware | cisco | catalyst_1000-48t-4x-l | - | No |
| Hardware | cisco | catalyst_1000-8fp-2g-l | - | No |
| Hardware | cisco | catalyst_1000-8fp-e-2g-l | - | No |
| Hardware | cisco | catalyst_1000-8p-2g-l | - | No |
| Hardware | cisco | catalyst_1000-8p-e-2g-l | - | No |
| Hardware | cisco | catalyst_1000-8t-2g-l | - | No |
| Hardware | cisco | catalyst_1000-8t-e-2g-l | - | No |
| Hardware | cisco | catalyst_1000fe-24p-4g-l | - | No |
| Hardware | cisco | catalyst_1000fe-24t-4g-l | - | No |
| Hardware | cisco | catalyst_1000fe-48p-4g-l | - | No |
| Hardware | cisco | catalyst_1000fe-48t-4g-l | - | No |
| Hardware | cisco | catalyst_2960l-16ps-ll | - | No |
| Hardware | cisco | catalyst_2960l-16ts-ll | - | No |
| Hardware | cisco | catalyst_2960l-24pq-ll | - | No |
| Hardware | cisco | catalyst_2960l-24ps-ll | - | No |
| Hardware | cisco | catalyst_2960l-24tq-ll | - | No |
| Hardware | cisco | catalyst_2960l-24ts-ll | - | No |
| Hardware | cisco | catalyst_2960l-48pq-ll | - | No |
| Hardware | cisco | catalyst_2960l-48ps-ll | - | No |
| Hardware | cisco | catalyst_2960l-48tq-ll | - | No |
| Hardware | cisco | catalyst_2960l-48ts-ll | - | No |
| Hardware | cisco | catalyst_2960l-8ps-ll | - | No |
| Hardware | cisco | catalyst_2960l-8ts-ll | - | No |
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.