CVE-2026-108503: CWE-276 Incorrect default permissions in ZTE Z80 Ultra
Description
ZTE Z80 Ultra contains a vulnerability due to incorrect default permissions on system interface functions. These functions lack sufficient access control, allowing an attacker with local access to read certain information. The vulnerability has a low severity rating with a CVSS score of 3.3. No known exploits are reported in the wild, and no patch or remediation information is currently available.
CVSS v3.1
Score 3.3low
Affected software
ZTE
Z80 Ultra
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-108503 describes an interface permission validation vulnerability in the ZTE Z80 Ultra device. The system exposes callable functions that do not enforce adequate access control, enabling an attacker to read sensitive information by leveraging these functions. The vulnerability is classified under CWE-276 (Incorrect Default Permissions). The CVSS 3.1 base score is 3.3, indicating low severity, with an attack vector limited to local access and requiring user interaction.
Potential Impact
An attacker with local access and the ability to interact with the device can exploit this vulnerability to read information that should be protected by access controls. There is no indication of impact on integrity or availability, and the confidentiality impact is limited.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is provided at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- zte
- Date Reserved
- 2026-10-10T03:20:37.908Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ac9e3642cdf04f6560f7825
Added to database: 10/10/2026, 07:04:04 UTC
Last enriched: 10/10/2026, 07:19:04 UTC
Last updated: 10/10/2026, 21:27:03 UTC
Views: 19
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