What is CVE-2021-40309?

CVE-2021-40309 is a SQL injection vulnerability in the Take Attendance functionality of OS4Ed's OpenSIS 8.0.

How does CVE-2021-40309 work?

CVE-2021-40309 allows an attacker to inject their own SQL query through the cp_id_miss_attn parameter in TakeAttendance.php.

What is the severity of CVE-2021-40309?

CVE-2021-40309 has a severity rating of 8.8, which is considered high.

How can I fix CVE-2021-40309?

To fix CVE-2021-40309, it is recommended to update to a patched version of OS4Ed's OpenSIS 8.0 or apply any available security patches.

Are there any references related to CVE-2021-40309?

Yes, you can find more information about CVE-2021-40309 in the following references: [Github - Vulnerability Reports and Disclosures](https://github.com/MiSERYYYYY/Vulnerability-Reports-and-Disclosures/blob/main/OpenSIS-Community-8.0.md), [Github - OpenSIS-Classic](https://github.com/OS4ED/openSIS-Classic), [Exploit-DB](https://www.exploit-db.com/exploits/50249)

Vulnerability/
CVE-2021-40309

high

8.8

CWE

24/9/2021

4/8/2024

CVE-2021-40309: SQL Injection

First published: Fri Sep 24 2021(Updated: )

A SQL injection vulnerability exists in the Take Attendance functionality of OS4Ed's OpenSIS 8.0. allows an attacker to inject their own SQL query. The cp_id_miss_attn parameter from TakeAttendance.php is vulnerable to SQL injection. An attacker can make an authenticated HTTP request as a user with access to "Take Attendance" functionality to trigger this vulnerability.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
OS4ED openSIS-Classic	=8.0

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Frequently Asked Questions

What is CVE-2021-40309?
CVE-2021-40309 is a SQL injection vulnerability in the Take Attendance functionality of OS4Ed's OpenSIS 8.0.
How does CVE-2021-40309 work?
CVE-2021-40309 allows an attacker to inject their own SQL query through the cp_id_miss_attn parameter in TakeAttendance.php.
What is the severity of CVE-2021-40309?
CVE-2021-40309 has a severity rating of 8.8, which is considered high.
How can I fix CVE-2021-40309?
To fix CVE-2021-40309, it is recommended to update to a patched version of OS4Ed's OpenSIS 8.0 or apply any available security patches.
Are there any references related to CVE-2021-40309?
Yes, you can find more information about CVE-2021-40309 in the following references: [Github - Vulnerability Reports and Disclosures](https://github.com/MiSERYYYYY/Vulnerability-Reports-and-Disclosures/blob/main/OpenSIS-Community-8.0.md), [Github - OpenSIS-Classic](https://github.com/OS4ED/openSIS-Classic), [Exploit-DB](https://www.exploit-db.com/exploits/50249)

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canonical/os4ed opensis-classic
version/os4ed opensis-classic/8.0

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