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CVE-2021-47966— PHP Timeclock 1.04 SQL Injection via login.php

Quick assessment

Affected
Timeclock PHP Timeclock
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

BlueNoteMKVI PHP Timeclock是BlueNoteMKVI公司的一个基于PHP和MySQL的员工考勤与工时记录系统。 BlueNoteMKVI PHP Timeclock 1.04版本存在SQL注入漏洞，该漏洞源于login.php中login_userid参数存在基于时间和基于布尔的盲SQL注入，可能导致未经身份验证的攻击者提取数据库内容。

CVSS 8.2 · High EPSS 0.27% · P19

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Timeclock PHP Timeclock 1.04 affected
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I. Basic Information for CVE-2021-47966

Vulnerability Information
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Vulnerability Title
PHP Timeclock 1.04 SQL Injection via login.php
Source: CVE Program / CVE List V5
Vulnerability Description
PHP Timeclock 1.04 contains time-based and boolean-based blind SQL injection vulnerabilities in the login_userid parameter of login.php that allows unauthenticated attackers to extract database contents. Attackers can submit crafted POST requests with SQL payloads using SLEEP functions or RLIKE conditional statements to dump sensitive database information including employee names and credentials.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
BlueNoteMKVI PHP Timeclock SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
BlueNoteMKVI PHP Timeclock是BlueNoteMKVI公司的一个基于PHP和MySQL的员工考勤与工时记录系统。 BlueNoteMKVI PHP Timeclock 1.04版本存在SQL注入漏洞，该漏洞源于login.php中login_userid参数存在基于时间和基于布尔的盲SQL注入，可能导致未经身份验证的攻击者提取数据库内容。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Timeclock PHP Timeclock 1.04 -

II. Public POCs for CVE-2021-47966

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III. Intelligence Information for CVE-2021-47966

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Vendor Advisories for CVE-2021-47966 (1)

Exploits & Public PoCs for CVE-2021-47966 (1)

IV. Related Vulnerabilities

Same product: PHP Timeclock
Same vendor: Timeclock
Same weakness: CWE-89

V. Comments for CVE-2021-47966

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