Auth bypass in Microhardcorp Bullet-3g
CVE-2018-25146
Microhard Systems IPn4G 1.1.0 contains an undocumented vulnerability that allows authenticated attackers to list and manipulate running system processes. Attackers can send arbitrary signals to kill background processes and system services through a hidden feature, potentially causing service disruption and requiring device restart.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (39.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
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
- www.exploit-db.com/exploits/45035 (Exploit, exploit)
- www.microhardcorp.com (Product, product)
- www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5481.php (Exploit, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2018-25146?
- CVE-2018-25146 is a high-severity vulnerability in Microhardcorp Bullet-3g, classified under Incorrect Authorization. CVSS score: 8.1/10. Published 2025-12-24.
- How severe is CVE-2018-25146?
- High severity. CVSS v3 base score is 8.1 out of 10.