EIP-2026-103220

PRE-CVE

SheerDNS 1.0 - Information Disclosure

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103220. PoCs published by Jedi/Sector One.

AI-analyzed exploit summary This exploit demonstrates a directory traversal vulnerability in SheerDNS 1.0.0 by crafting a malicious DNS request to read arbitrary files (e.g., /tmp/passwd). The PoC constructs a UDP packet with traversal sequences (../ and ./) and sends it to the target DNS server.

Description

SheerDNS 1.0 - Information Disclosure

Exploits (1)

exploitdb WORKING POC VERIFIED
by Jedi/Sector One · cremotelinux
https://www.exploit-db.com/exploits/22485

This exploit demonstrates a directory traversal vulnerability in SheerDNS 1.0.0 by crafting a malicious DNS request to read arbitrary files (e.g., /tmp/passwd). The PoC constructs a UDP packet with traversal sequences (../ and ./) and sends it to the target DNS server.

Classification
Working Poc 95%
Attack Type
Info Leak
Complexity
Moderate
Reliability
Reliable
Target: SheerDNS 1.0.0
No auth needed
Prerequisites: Network access to the target DNS server · Target running SheerDNS 1.0.0 or earlier
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026