MidnightBSD

Advisories for kunbus

CVE-2019-6527 HIGH

PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166) may allow an attacker to be able to change the password for an admin user who is currently or previously logged in, provided the device has not been restarted.

CVSS 2.0

Severity: HIGH

Problem Type: CWE-287,CWE-287,

Products Affected

Vendor Product Version
kunbus pr100088_modbus_gateway_firmware *
CVE-2019-6529 MEDIUM

An attacker could specially craft an FTP request that could crash the PR100088 Modbus gateway versions prior to release R02 (or Software Version 1.1.13166).

CVSS 3.x

Source Score Severity Vector Exploitability Impact
nvd@nist.gov 4.9 MEDIUM CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H 1.2 3.6

CVSS 2.0

Severity: MEDIUM

Problem Type: CWE-20,

Products Affected

Vendor Product Version
kunbus pr100088_modbus_gateway_firmware *
CVE-2019-6531 MEDIUM

An attacker could retrieve passwords from a HTTP GET request from the Kunbus PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166) if the attacker is in an MITM position.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
nvd@nist.gov 8.1 HIGH CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H 2.2 5.9

CVSS 2.0

Severity: MEDIUM

Problem Type: CWE-598,NVD-CWE-Other,

Products Affected

Vendor Product Version
kunbus pr100088_modbus_gateway_firmware *
CVE-2019-6533 MEDIUM

Registers used to store Modbus values can be read and written from the web interface without authentication in the PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166).

CVSS 2.0

Severity: MEDIUM

Problem Type: CWE-306,CWE-306,

Products Affected

Vendor Product Version
kunbus pr100088_modbus_gateway_firmware *
CVE-2019-6549 MEDIUM

An attacker could retrieve plain-text credentials stored in a XML file on PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166) through FTP.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
nvd@nist.gov 7.2 HIGH CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H 1.2 5.9

CVSS 2.0

Severity: MEDIUM

Problem Type: CWE-312,CWE-522,

Products Affected

Vendor Product Version
kunbus pr100088_modbus_gateway_firmware *
CVE-2025-41646

An unauthorized remote attacker can bypass the authentication of the affected software package by misusing an incorrect type conversion. This leads to full compromise of the device

CVSS 3.x

Source Score Severity Vector Exploitability Impact
info@cert.vde.com 9.8 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 3.9 5.9

Products Affected

Vendor Product Version
kunbus revpi_status *