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2 vulnerabilities found for MB115-4G by Mercusys
CVE-2026-12495 (GCVE-0-2026-12495)
Vulnerability from nvd – Published: 2026-07-27 10:32 – Updated: 2026-07-28 06:49
VLAI
EPSS
VEX
Title
Stack-Based Buffer Overflow in the Mercusys MB115-4G
Summary
Denial-of-service (DoS) vulnerability due to a stack buffer overflow in the http_gdpr_decrypt function of the Mercusys MB115-4G device's web interface. An unauthenticated attacker could exploit this vulnerability by sending a specially crafted request to the /cgi/login endpoint, causing memory corruption and the httpd process to crash, resulting in a denial of service for the web administration service.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-121 - Stack-based buffer overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.incibe.es/en/incibe-cert/notices/avis… | patch |
Impacted products
Date Public
2026-07-27 10:17
Credits
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CVE-2026-12495 (GCVE-0-2026-12495)
Vulnerability from cvelistv5 – Published: 2026-07-27 10:32 – Updated: 2026-07-28 06:49
VLAI
EPSS
VEX
Title
Stack-Based Buffer Overflow in the Mercusys MB115-4G
Summary
Denial-of-service (DoS) vulnerability due to a stack buffer overflow in the http_gdpr_decrypt function of the Mercusys MB115-4G device's web interface. An unauthenticated attacker could exploit this vulnerability by sending a specially crafted request to the /cgi/login endpoint, causing memory corruption and the httpd process to crash, resulting in a denial of service for the web administration service.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-121 - Stack-based buffer overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.incibe.es/en/incibe-cert/notices/avis… | patch |
Impacted products
Date Public
2026-07-27 10:17
Credits
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