CVE-2021-42331 describes an improper permission control vulnerability in the "Study Edit" function of the ShinHer StudyOnline System (xinheinformation xinhe_teaching_platform_system). Authenticated users can exploit this by manipulating URL parameters to access and modify other users' tutorial schedules. Rated as Medium severity (CVSS 5.4), this vulnerability has a low attack complexity and requires low privileges, potentially leading to unauthorized information disclosure and modification. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
v2021CPE matchmatch criteria | cpe:2.3:a:xinheinformation:xinhe_teaching_platform_system:v2021:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.