MidnightBSD

Advisories for lcnet

CVE-2022-39029

Smart eVision has inadequate authorization for the database query function. A remote attacker with general user privilege, who is not explicitly authorized to access the information, can access sensitive information.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
twcert@cert.org.tw 6.5 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N 2.8 3.6

Products Affected

Vendor Product Version
lcnet smart_evision *
CVE-2022-39030

smart eVision has inadequate authorization for system information query function. An unauthenticated remote attacker, who is not explicitly authorized to access the information, can access sensitive information.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
twcert@cert.org.tw 7.5 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N 3.9 3.6

Products Affected

Vendor Product Version
lcnet smart_evision 2022.02.21
CVE-2022-39031

Smart eVision has insufficient authorization for task acquisition function. An unauthorized remote attacker can exploit this vulnerability to acquire the Session IDs of other general users only.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
twcert@cert.org.tw 5.3 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N 3.9 1.4

Products Affected

Vendor Product Version
lcnet smart_evision 2022.02.21
CVE-2022-39032

Smart eVision has an improper privilege management vulnerability. A remote attacker with general user privilege can exploit this vulnerability to escalate to administrator privilege, and then perform arbitrary system command or disrupt service.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
twcert@cert.org.tw 8.8 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H 2.8 5.9

Products Affected

Vendor Product Version
lcnet smart_evision 2022.02.21
CVE-2022-39033

Smart eVision’s file acquisition function has a path traversal vulnerability due to insufficient filtering for special characters in the URL parameter. An unauthenticated remote attacker can exploit this vulnerability to bypass authentication, access restricted paths to download and delete arbitrary system files to disrupt service.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
twcert@cert.org.tw 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
lcnet smart_evision 2022.02.21
CVE-2022-39034

Smart eVision has a path traversal vulnerability in the Report API function due to insufficient filtering for special characters in URLs. A remote attacker with general user privilege can exploit this vulnerability to bypass authentication, access restricted paths and download system files.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
twcert@cert.org.tw 6.5 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N 2.8 3.6

Products Affected

Vendor Product Version
lcnet smart_evision 2022.03.21
CVE-2022-39035

Smart eVision has insufficient filtering for special characters in the POST Data parameter in the specific function. An unauthenticated remote attacker can inject JavaScript to perform XSS (Stored Cross-Site Scripting) attack.

Products Affected

Vendor Product Version
lcnet smart_evision 2022.02.21