CVE-2021-3239: e-learning system project e-learning system

csirt@kutim:~/threat-intel/cve/CVE-2021-3239

CVSS 9.8 · Critical EPSS 18,4%

Kerentanan Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') pada e-learning system project e-learning system. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

E-Learning System 1.0 suffers from an unauthenticated SQL injection vulnerability, which allows remote attackers to execute arbitrary code on the hosting web server and gain a reverse shell.

Rincian

Terbit di NVD: 15 Februari 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
EPSS (30 hari): 18,4% peluang dieksploitasi; lebih tinggi dari 97,1% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
e-learning system project	e-learning system	Versi 1.0

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/TCSWT/E-Learning-System/blob/main/README.md exploit · advisory pihak ketiga
https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/janobe/CVE-nu11-101821 exploit · advisory pihak ketiga
https://packetstormsecurity.com/files/160966/E-Learning-System-1.0-SQL-Injection-Shell-Upload.html exploit · advisory pihak ketiga · vdb entry
https://www.exploit-db.com/exploits/49434 exploit · advisory pihak ketiga · vdb entry
https://www.sourcecodester.com/php/12808/e-learning-system-using-phpmysqli.html product · advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.