Privilege escalation in Microhardcorp Bullet-3g
CVE-2018-25148
Microhard Systems IPn4G 1.1.0 contains multiple authenticated remote code execution vulnerabilities in the admin interface that allow attackers to create crontab jobs and modify system startup scripts. Attackers can exploit hidden admin features to execute arbitrary commands with root privileges, including starting services, disabling firewalls, and writing files to the system.
EPSS: 0.007 (48.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Microhardcorp Bullet-3g
- Microhardcorp Bullet-3g_firmware — versions 1.2.0
- Microhardcorp Bullet-lte
- Microhardcorp Bullet-lte_firmware — versions 1.2.0
- Microhardcorp Bulletplus
- Microhardcorp Bulletplus_firmware — versions 1.3.0
- Microhardcorp Dragon-lte
- Microhardcorp Dragon-lte_firmware — versions 1.1.0
- Microhardcorp Ipn3gb
- Microhardcorp Ipn3gb_firmware — versions 2.2.0
Weakness classification (CWE)
References
- disclosure@vulncheck.com (Exploit, exploit)
- disclosure@vulncheck.com (Product, product)
- disclosure@vulncheck.com (Exploit, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2018-25148?
- CVE-2018-25148 is a high-severity vulnerability in Microhardcorp Bullet-3g, classified under Incorrect Privilege Assignment. CVSS score: 8.8/10. Published 2025-12-24.
- How severe is CVE-2018-25148?
- High severity. CVSS v3 base score is 8.8 out of 10.