CVE-2021-40353

Published on: 08/31/2021 12:00:00 AM UTC

Last Modified on: 09/09/2021 12:52:00 AM UTC

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Certain versions of Opensis from Os4ed contain the following vulnerability:

A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as the application database. An attacker can then issue the SQL command through the index.php USERNAME parameter. NOTE: this issue may exist because of an incomplete fix for CVE-2020-6637.

  • CVE-2021-40353 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as CRITICAL severity.

CVSS3 Score: 9.8 - CRITICAL

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 7.5 - HIGH

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags Link
GitHub - 5qu1n7/CVE-2021-40353: CVE-2021-40353 openSIS 8.0 SQL Injection Vulnerability github.com
text/html
URL Logo MISC github.com/5qu1n7/CVE-2021-40353
Open Source Student Information System | Download www.opensis.com
text/html
URL Logo MISC www.opensis.com/download/english

Exploit/POC from Github

CVE-2021-40353 openSIS 8.0 SQL Injection Vulnerability

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationOs4edOpensis8.0AllAllAll
  • cpe:2.3:a:os4ed:opensis:8.0:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @5qu1n7 @FearlessSec @cybersecmeg github.com/5qu1n7/CVE-202…. Just went public. You’ve helped more than you know. Waiting on CVSS. 2021-08-31 22:56:06
Twitter Icon @CVEreport CVE-2021-40353 : A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as th… twitter.com/i/web/status/1… 2021-09-01 01:03:47
Twitter Icon @LinInfoSec Mariadb - CVE-2021-40353: opensis.com/download/engli… 2021-09-01 06:01:34
Twitter Icon @threatmeter CVE-2021-40353 A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as the… twitter.com/i/web/status/1… 2021-09-02 07:09:58
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