CVE-2026-34473
HIGH EPSS 81.8%
Published May 6, 20261mo ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
Published May 6, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago
Description
Unauthenticated DoS in ZTE H8102E, H168N, H167A, H199A, H288A, H198A, H267A, H267N, H268A, H388X, H196A, H369A, H268N, H208N, H367N, H181A, and H196Q. A denial-of-service condition can be triggered against the router's web interface by sending an oversized application/x-www-form-urlencoded POST body. After triggering, the management interface may become unresponsive until the device is rebooted. This may affect any firmware version prior to 2022 (reporter observation). The supplier stated that devices are not vulnerable since 2021-03-23; operator firmware may vary.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
81.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-400 Uncontrolled Resource Consumption Resource Mgmt
References 3
- seclists.org http://seclists.org/fulldisclosure/2026/May/18
- gist.github.com https://gist.github.com/minanagehsalalma/7a8516b9b00d0008f2f25750320560c9
- zte.com.cn https://www.zte.com.cn/global/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.