EIP-2026-103205

PRE-CVE

Pserv 2.0 - User-Agent HTTP Header Buffer Overflow (1)

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103205. PoCs published by Sapient2003.

AI-analyzed exploit summary This Perl script exploits a buffer overflow vulnerability in Pserv by sending HTTP requests with an overly long User-Agent header. It attempts to corrupt memory on the system stack, potentially leading to remote code execution.

Description

Pserv 2.0 - User-Agent HTTP Header Buffer Overflow (1)

Exploits (1)

exploitdb WORKING POC VERIFIED
by Sapient2003 · perlremotelinux
https://www.exploit-db.com/exploits/22057

This Perl script exploits a buffer overflow vulnerability in Pserv by sending HTTP requests with an overly long User-Agent header. It attempts to corrupt memory on the system stack, potentially leading to remote code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Theoretical
Target: Pserv 2.0 Beta 1, 2, 3, 5
No auth needed
Prerequisites: Network access to the target system · Pserv service running on port 80
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026