CVE-2016-20033: wowza streaming engine

csirt@kutim:~/threat-intel/cve/CVE-2016-20033

CVSS 7.8 · High EPSS 0,21%

Kerentanan Authorization Bypass Through User-Controlled Key pada wowza streaming engine. Skor CVSS 3.1 7.8 (High) menurut vulncheck.com.

Deskripsi (NVD)

Wowza Streaming Engine 4.5.0 contains a local privilege escalation vulnerability that allows authenticated users to escalate privileges by replacing executable files due to improper file permissions granting full access to the Everyone group. Attackers can replace the nssm_x64.exe binary in the manager and engine service directories with malicious executables to execute code with LocalSystem privileges when services restart.

Rincian

Terbit di NVD: 16 Maret 2026
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 7.8 (High), sumber vulncheck.com
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-639: Authorization Bypass Through User-Controlled Key
EPSS (30 hari): 0,21% peluang dieksploitasi; lebih tinggi dari 10,6% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
wowza	streaming engine	Versi 4.5.0

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5339.php exploit · advisory pihak ketiga
https://www.exploit-db.com/exploits/40132 exploit · advisory pihak ketiga · vdb entry
https://www.vulncheck.com/advisories/wowza-streaming-engine-local-privilege-escalation-via-nssm-x64-exe 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.