Critical severity · published Sep 1, 2021
CVE-2021-40353
A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as the application database
9.8
CVSS
2.9%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.9% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Opensis · Os4ed
8.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-40353
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-40353
Exploit
https://github.com/5qu1n7/CVE-2021-40353
Product
https://www.opensis.com/download/english
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