Zero-day vulnerability in TYPO3

SQL Injection
CVE-2012-1071

Raphael Noailles discovered and reported this issue.

Vulnerability details

Advisory: SB2012020201 - SQL Injection in TYPO3

Vulnerable component: TYPO3

CVE-ID: CVE-2012-1071

CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Description:

The vulnerability allows a remote attacker to execute arbitrary SQL commands in vulnerable application.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can send a specially crafted HTTP request to vulnerable script and execute arbitrary SQL commands in the back-end database.

Successful exploitation may allow an attacker to gain complete control over vulnerable system.

Note: this vulnerability is being actively exploited.

External links:

https://typo3.org/teams/security/security-bulletins/typo3-extensions/typo3-ext-sa-2012-001/
https://www.cpp.edu/~dclyon/www/bulletins/bulletin-common_02_24_2012.shtml

About zero-day vulnerabilities

Zero-day vulnerability is an undisclosed vulnerability in software that hackers can exploit to compromise computer programs, gain unauthorized access to sensitive data, penetrate networks, etc. We consider vulnerability a zero-day when there is no solution provided from software vendor and the vulnerability is being actively exploited by malicious actors.

Zero-day candidate is a potential zero-day vulnerability in software which might have been used in targeted attacks, however there is no evidence to support this suggestion.