A post-authentication buffer overflow vulnerability in the parameter "action" of the CGI program in Zyxel VMG3625-T50B firmware versions through V5.50(ABPM.9.2)C0 could allow an authenticated attacker with administrator privileges to cause a temporary denial of service (DoS) condition against the web management interface by sending a crafted HTTP GET request to a vulnerable device if the function ZyEE is enabled.
This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 4.9, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 72 products from zyxel, from zyxel, from zyxel and 69 others, organizations running these solutions should prioritize assessment and patching.
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.
2024-12-03T02:15:17.773
2025-01-21T21:18:24.393
Analyzed
CVSSv3.1: 4.9 (MEDIUM)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | zyxel | dx3300-t0_firmware | < 5.50\(aby.5.4\)c0 | Yes |
| Hardware | zyxel | dx3300-t0 | - | No |
| Operating System | zyxel | dx3300-t1_firmware | < 5.50\(aby.5.4\)c0 | Yes |
| Hardware | zyxel | dx3300-t1 | - | No |
| Operating System | zyxel | dx3301-t0_firmware | < 5.50\(aby.5.4\)c0 | Yes |
| Hardware | zyxel | dx3301-t0 | - | No |
| Operating System | zyxel | dx4510-b0_firmware | < 5.17\(abyl.8\)c0 | Yes |
| Hardware | zyxel | dx4510-b0 | - | No |
| Operating System | zyxel | dx4510-b1_firmware | < 5.17\(abyl.8\)c0 | Yes |
| Hardware | zyxel | dx4510-b1 | - | No |
| Operating System | zyxel | dx5401-b0_firmware | < 5.17\(abyo.6.4\)c0 | Yes |
| Hardware | zyxel | dx5401-b0 | - | No |
| Operating System | zyxel | dx5401-b1_firmware | < 5.17\(abyo.6.4\)c0 | Yes |
| Hardware | zyxel | dx5401-b1 | - | No |
| Operating System | zyxel | ee6510-10_firmware | < 5.19\(acjq.1\)c0 | Yes |
| Hardware | zyxel | ee6510-10 | - | No |
| Operating System | zyxel | ex3300-t0_firmware | < 5.50\(aby.5.4\)c0 | Yes |
| Hardware | zyxel | ex3300-t0 | - | No |
| Operating System | zyxel | ex3300-t1_firmware | < 5.50\(aby.5.4\)c0 | Yes |
| Hardware | zyxel | ex3300-t1 | - | No |
| Operating System | zyxel | ex3301-t0_firmware | < 5.50\(aby.5.4\)c0 | Yes |
| Hardware | zyxel | ex3301-t0 | - | No |
| Operating System | zyxel | ex3500-t0_firmware | < 5.44\(achr.3\)c0 | Yes |
| Hardware | zyxel | ex3500-t0 | - | No |
| Operating System | zyxel | ex3501-t0_firmware | < 5.44\(achr.3\)c0 | Yes |
| Hardware | zyxel | ex3501-t0 | - | No |
| Operating System | zyxel | ex3510-b0_firmware | < 5.17\(abup.13\)c0 | Yes |
| Hardware | zyxel | ex3510-b0 | - | No |
| Operating System | zyxel | ex3510-b1_firmware | < 5.17\(abup.13\)c0 | Yes |
| Hardware | zyxel | ex3510-b1 | - | No |
| Operating System | zyxel | ex5401-b0_firmware | < 5.17\(abyo.6.4\)c0 | Yes |
| Hardware | zyxel | ex5401-b0 | - | No |
| Operating System | zyxel | ex5401-b1_firmware | < 5.17\(abyo.6.4\)c0 | Yes |
| Hardware | zyxel | ex5401-b1 | - | No |
| Operating System | zyxel | ex5501-b0_firmware | < 5.17\(abry.5.3\)c0 | Yes |
| Hardware | zyxel | ex5501-b0 | - | No |
| Operating System | zyxel | ex5510-b0_firmware | < 5.17\(abqx.11\)c0 | Yes |
| Hardware | zyxel | ex5510-b0 | - | No |
| Operating System | zyxel | ex5600-t1_firmware | < 5.70\(acdz.3.4\)c0 | Yes |
| Hardware | zyxel | ex5600-t1 | - | No |
| Operating System | zyxel | ex5601-t0_firmware | < 5.70\(acdz.3.4\)c0 | Yes |
| Hardware | zyxel | ex5601-t0 | - | No |
| Operating System | zyxel | ex5601-t1_firmware | < 5.70\(acdz.3.4\)c0 | Yes |
| Hardware | zyxel | ex5601-t1 | - | No |
| Operating System | zyxel | ex7501-b0_firmware | < 5.18\(achn.1.3\)c0 | Yes |
| Hardware | zyxel | ex7501-b0 | - | No |
| Operating System | zyxel | emg3525-t50b_firmware | < 5.50\(abpm.9.3\)c0 | Yes |
| Hardware | zyxel | emg3525-t50b | - | No |
| Operating System | zyxel | emg5523-t50b_firmware | < 5.50\(abpm.9.3\)c0 | Yes |
| Hardware | zyxel | emg5523-t50b | - | No |
| Operating System | zyxel | emg5723-t50k_firmware | < 5.50\(abom.8.5\)c0 | Yes |
| Hardware | zyxel | emg5723-t50k | - | No |
| Operating System | zyxel | vmg3625-t50b_firmware | < 5.50\(abpm.9.3\)c0 | Yes |
| Hardware | zyxel | vmg3625-t50b | - | No |
| Operating System | zyxel | vmg3927-t50k_firmware | < 5.50\(abom.8.5\)c0 | Yes |
| Hardware | zyxel | vmg3927-t50k | - | No |
| Operating System | zyxel | vmg8623-t50b_firmware | < 5.50\(abpm.9.3\)c0 | Yes |
| Hardware | zyxel | vmg8623-t50b | - | No |
| Operating System | zyxel | vmg8825-t50k_firmware | < 5.50\(abom.8.5\)c0 | Yes |
| Hardware | zyxel | vmg8825-t50k | - | No |
| Operating System | zyxel | ax7501-b0_firmware | < 5.17\(abpc.5.3\)c0 | Yes |
| Hardware | zyxel | ax7501-b0 | - | No |
| Operating System | zyxel | ax7501-b1_firmware | < 5.17\(abpc.5.3\)c0 | Yes |
| Hardware | zyxel | ax7501-b1 | - | No |
| Operating System | zyxel | ex3600-t0_firmware | < 5.70\(acif.0.4\)c0 | Yes |
| Hardware | zyxel | ex3600-t0 | - | No |
| Operating System | zyxel | px3321-t1_firmware | < 5.44\(acjb.1.1\)c0 | Yes |
| Hardware | zyxel | px3321-t1 | - | No |
| Operating System | zyxel | px3321-t1_firmware | < 5.44\(achk.0.3\)c0 | Yes |
| Hardware | zyxel | px3321-t1 | - | No |
| Operating System | zyxel | px5301-t0_firmware | < 5.44\(ackb.0.1\)c0 | Yes |
| Hardware | zyxel | px5301-t0 | - | No |
| Operating System | zyxel | wx5600-t0_firmware | < 5.70\(aceb.3.3\)c0 | Yes |
| Hardware | zyxel | wx5600-t0 | - | 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 zyxel'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.