CVE-2018-25147Microhard Systems IPn4G 1.1.0 Default Credentials Authentication Bypass
Updated under an hour ago ()
Does this affect you?
It affects Microhard Systems 3G/4G Cellular Ethernet and Serial Gateway Default Credentials and 11 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Microhard Systems IPn4G 1.1.0 contains hardcoded default credentials that cannot be changed through normal gateway operations. Attackers can exploit these default credentials to gain unauthorized root-level access to the device by logging in with predefined username and password combinations.
- CVSS
- 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Weakness (CWE)
- CWE-1392
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Analyzed
- Record last updated
- Jul 27, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Microhard Systems Microhard Systems 3G/4G Cellular Ethernet and Serial Gateway Default Credentials microhard_systems:3g_4g_cellular_ethernet_and_serial_gateway_default_credentials (from the name) | IPn4G 1.1.0 build 1098 | CNA record |
microhardcorp ipn4g_firmware microhardcorp:ipn4g_firmware | 1.1.0 | NVD |
microhardcorp ipn3gb_firmware microhardcorp:ipn3gb_firmware | 2.2.0 | NVD |
microhardcorp ipn4gb_firmware microhardcorp:ipn4gb_firmware | 1.1.6; 1.1.0; 1.1.0 | NVD |
microhardcorp bullet-3g_firmware microhardcorp:bullet-3g_firmware | 1.2.0; 1.2.0 | NVD |
microhardcorp vip4gb_firmware microhardcorp:vip4gb_firmware | 1.1.6; 1.1.6 | NVD |
microhardcorp vip4gb_wifi-n_firmware microhardcorp:vip4gb_wifi-n_firmware | 1.1.6 | NVD |
microhardcorp bullet-lte_firmware microhardcorp:bullet-lte_firmware | 1.2.0 | NVD |
microhardcorp ipn3gii_firmware microhardcorp:ipn3gii_firmware | 1.2.0 | NVD |
microhardcorp ipn4gii_firmware microhardcorp:ipn4gii_firmware | 1.2.0 | NVD |
microhardcorp bulletplus_firmware microhardcorp:bulletplus_firmware | 1.3.0 | NVD |
microhardcorp dragon-lte_firmware microhardcorp:dragon-lte_firmware | 1.1.0 | NVD |
References
- https://www.exploit-db.com/exploits/45040exploit
- http://www.microhardcorp.comproduct
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5480.phpthird-party-advisory, exploit
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.