CVE-2020-37056

Katalog CVE

CVSS 9.8 · Critical EPSS 0,61%

Kerentanan Authentication Bypass by Spoofing. Skor CVSS 3.1 9.8 (Critical) menurut vulncheck.com.

Deskripsi (NVD)

Crystal Shard http-protection 0.2.0 contains an IP spoofing vulnerability that allows attackers to bypass protection middleware by manipulating request headers. Attackers can hardcode consistent IP values across X-Forwarded-For, X-Client-IP, and X-Real-IP headers to circumvent security checks and gain unauthorized access.

Rincian

Terbit di NVD

30 Januari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Deferred

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-290: Authentication Bypass by Spoofing

EPSS (30 hari)

0,61% peluang dieksploitasi; lebih tinggi dari 47,5% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/rogeriozambon/http-protection
• https://www.exploit-db.com/exploits/48533
• https://www.vulncheck.com/advisories/crystal-shard-http-protection-ip-spoofing-bypass