Exploitation Summary
EIP tracks 1 public exploit for CVE-2020-37056. PoCs published by Halis Duraki.
AI-analyzed exploit summary This exploit demonstrates an IP spoofing bypass in the http-protection Crystal Shard by hardcoding matching values in X-Forwarded-For, X-Client-IP, and X-Real-IP headers to circumvent the middleware's spoofing detection.
Description
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.
Exploits (1)
This exploit demonstrates an IP spoofing bypass in the http-protection Crystal Shard by hardcoding matching values in X-Forwarded-For, X-Client-IP, and X-Real-IP headers to circumvent the middleware's spoofing detection.
References (3)
Scores
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H