PT-2020-18935 · Os4Ed · Os4Ed Opensis

Yuri Kramarz · Published 2020-09-01 · Updated 2022-07-28 · CVE-2020-6121

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions OS4Ed openSIS version 7.3

Description SQL injection vulnerabilities exist in the CheckDuplicateStudent.php page. The ln parameter in this page is vulnerable to SQL injection, allowing an attacker to make an authenticated HTTP request to trigger the issue.

Recommendations For OS4Ed openSIS version 7.3, consider restricting access to the CheckDuplicateStudent.php page until a patch is available. As a temporary workaround, avoid using the ln parameter in the affected page to minimize the risk of exploitation.

Exploit

Fix

SQL injection

Weakness Enumeration

CWE-89

Related Identifiers

CVE-2020-6121

Affected Products

Os4Ed Opensis

References · 4

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2020-1072 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-6121 · Security Note
• https://osv.dev/vulnerability/CVE-2020-6121 · Vendor Advisory
• https://t.me/cvenotify/33936 · Telegram Post