CVE-2021-42077

PHP Event Calendar before 2021-09-03 allows SQL injection, as demonstrated by the /server/ajax/user_manager.php username parameter. This can be used to execute SQL statements directly on the database, allowing an adversary in some cases to completely compromise the database system. It can also be used to bypass the login form.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://packetstormsecurity.com/files/164777/PHP-Event-Calendar-Lite-Edition-SQL-Injection.html	Exploit Third Party Advisory VDB Entry
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-048.txt	Exploit Third Party Advisory
http://packetstormsecurity.com/files/164777/PHP-Event-Calendar-Lite-Edition-SQL-Injection.html	Exploit Third Party Advisory VDB Entry
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-048.txt	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:kaysongroup:php_event_calendar:*:*:*:*:lite:*:*:*

History

No history.

Information

Published : 2021-11-08 04:15

Updated : 2024-11-21 06:27

NVD link : CVE-2021-42077

Mitre link : CVE-2021-42077

CVE.ORG link : CVE-2021-42077

JSON object : View

Products Affected

kaysongroup

php_event_calendar

CWE

CWE-89

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

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