CVE-2018-25221

Katalog CVE

CVSS 9.8 · Critical EPSS 0,82%

Kerentanan Out-of-bounds Write pada echatserver easy chat server. Skor CVSS 3.1 9.8 (Critical) menurut vulncheck.com.

Deskripsi (NVD)

EChat Server 3.1 contains a buffer overflow vulnerability in the chat.ghp endpoint that allows remote attackers to execute arbitrary code by supplying an oversized username parameter. Attackers can send a GET request to chat.ghp with a malicious username value containing shellcode and ROP gadgets to achieve code execution in the application context.

Rincian

Terbit di NVD

28 Maret 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

9.8 (Critical), sumber vulncheck.com
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-787: Out-of-bounds Write

EPSS (30 hari)

0,82% peluang dieksploitasi; lebih tinggi dari 56,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.vulncheck.com/advisories/echat-server-buffer-overflow-via-chat-ghp-username-parameter advisory pihak ketiga
• https://www.exploit-db.com/exploits/44155 exploit