CVE-2021-4240: phpservermonitor php server monitor

csirt@kutim:~/threat-intel/cve/CVE-2021-4240

CVSS 5.3 · Medium EPSS 0,86%

Kerentanan Insufficient Entropy pada phpservermonitor php server monitor. Skor CVSS 3.1 5.3 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability, which was classified as problematic, was found in phpservermon. This affects the function generatePasswordResetToken of the file src/psm/Service/User.php. The manipulation leads to use of predictable algorithm in random number generator. The exploit has been disclosed to the public and may be used. The name of the patch is 3daa804d5f56c55b3ae13bfac368bb84ec632193. It is recommended to apply a patch to fix this issue. The identifier VDB-213717 was assigned to this vulnerability.

Rincian

Terbit di NVD: 15 November 2022
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 5.3 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-331: Insufficient Entropy
CWE-330: Use of Insufficiently Random Values
EPSS (30 hari): 0,86% peluang dieksploitasi; lebih tinggi dari 57,3% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
phpservermonitor	php server monitor	Semua versi

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/phpservermon/phpservermon/commit/3daa804d5f56c55b3ae13bfac368bb84ec632193 patch · advisory pihak ketiga
https://huntr.dev/bounties/2-phpservermon/phpservermon/ exploit · patch · advisory pihak ketiga
https://vuldb.com/?id.213717 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.