Home

Description

TimeClock Software 1.01 contains an authenticated time-based SQL injection vulnerability that allows attackers to enumerate valid usernames by manipulating the 'notes' parameter. Attackers can inject conditional time delays in the add_entry.php endpoint to determine user existence by measuring response time differences.

PUBLISHED Reserved 2026-01-27 | Published 2026-01-29 | Updated 2026-01-29 | Assigner VulnCheck




HIGH: 7.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
HIGH: 7.1CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

Problem types

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

Product status

1.01
affected

Credits

François Bibeau finder

References

www.exploit-db.com/exploits/48874 (ExploitDB-48874) exploit

web.archive.org/...0104104315/http://timeclock-software.net/ (Archived Product Homepage) product

www.vulncheck.com/...-authenticated-time-based-sql-injection (VulnCheck Advisory: TimeClock Software 1.01 Authenticated Time-Based SQL Injection) third-party-advisory

cve.org (CVE-2020-37005)

nvd.nist.gov (CVE-2020-37005)

Download JSON