MidnightBSD

Advisories for xinheinformation

CVE-2021-42329 LOW

The “List_Add” function of message board of ShinHer StudyOnline System does not filter special characters in the title parameter. After logging in with user’s privilege, remote attackers can inject JavaScript and execute stored XSS attacks.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
twcert@cert.org.tw 5.4 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N 2.3 2.7

CVSS 2.0

Severity: LOW

Problem Type: CWE-79,

Products Affected

Vendor Product Version
xinheinformation xinhe_teaching_platform_system v2021
CVE-2021-42330 MEDIUM

The “Teacher Edit” function of ShinHer StudyOnline System does not perform authority control. After logging in with user’s privilege, remote attackers can access and edit other users’ credential and personal information by crafting URL parameters.

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
nvd@nist.gov 8.1 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N 2.8 5.2

CVSS 2.0

Severity: MEDIUM

Problem Type: CWE-285,NVD-CWE-Other,

Products Affected

Vendor Product Version
xinheinformation xinhe_teaching_platform_system v2021
CVE-2021-42331 MEDIUM

The “Study Edit” function of ShinHer StudyOnline System does not perform permission control. After logging in with user’s privilege, remote attackers can access and edit other users’ tutorial schedule by crafting URL parameters.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
twcert@cert.org.tw 5.4 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N 2.8 2.5

CVSS 2.0

Severity: MEDIUM

Problem Type: CWE-285,CWE-862,

Products Affected

Vendor Product Version
xinheinformation xinhe_teaching_platform_system v2021
CVE-2021-42332 MEDIUM

The “List View” function of ShinHer StudyOnline System is not under authority control. After logging in with user’s privilege, remote attackers can access the content of other users’ message boards by crafting URL parameters.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
twcert@cert.org.tw 4.3 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N 2.8 1.4

CVSS 2.0

Severity: MEDIUM

Problem Type: CWE-285,NVD-CWE-Other,

Products Affected

Vendor Product Version
xinheinformation xinhe_teaching_platform_system v2021