CVE-2021-25298: nagios xi

csirt@kutim:~/threat-intel/cve/CVE-2021-25298

CVSS 8.8 · High KEV · sudah dieksploitasi EPSS 73,6%

Kerentanan Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') pada nagios xi. Skor CVSS 3.1 8.8 (High) menurut NVD. Masuk katalog KEV CISA pada 18 Januari 2022, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

Nagios XI version xi-5.7.5 is affected by OS command injection. The vulnerability exists in the file /usr/local/nagiosxi/html/includes/configwizards/cloud-vm/cloud-vm.inc.php due to improper sanitization of authenticated user-controlled input by a single HTTP request, which can lead to OS command injection on the Nagios XI server.

Rincian

Terbit di NVD: 15 Februari 2021
Terakhir diubah: 9 Juli 2026
Status NVD: Analyzed
CVSS 3.1: 8.8 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
EPSS (30 hari): 73,6% peluang dieksploitasi; lebih tinggi dari 99,4% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama: Nagios XI OS Command Injection
Masuk KEV: 18 Januari 2022
Tenggat CISA: 1 Februari 2022 (untuk instansi federal AS)
Ransomware: Belum tercatat
Tindakan wajib: Apply updates per vendor instructions.

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
nagios	nagios xi	Versi 5.5.6 hingga 5.7.5

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25298 pemerintah AS
http://packetstormsecurity.com/files/161561/Nagios-XI-5.7.5-Remote-Code-Execution.html exploit · advisory pihak ketiga · vdb entry
http://packetstormsecurity.com/files/170924/Nagios-XI-5.7.5-Remote-Code-Execution.html exploit · advisory pihak ketiga · vdb entry
https://github.com/fs0c-sh/nagios-xi-5.7.5-bugs/blob/main/README.md exploit · advisory pihak ketiga
https://www.fastly.com/blog/anatomy-of-a-command-injection-cve-2021-25296-7-8-with-metasploit-module-and exploit · advisory pihak ketiga
https://assets.nagios.com/downloads/nagiosxi/versions.php product

Sumber: NVD · CVE.org · KEV CISA · 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.