CVE-2003-0336

Qualcomm Eudora 5.2.1 - Info Disclosure

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2003-0336. PoCs published by Bennett Haselton.

AI-analyzed exploit summary This is a writeup describing a vulnerability in Eudora 4.2/4.3 where malicious email senders can bypass executable attachment warnings by using a crafted HTML link to a .lnk file. The exploit leverages the lack of warning prompts for non-.exe, .com, or .bat files.

Description

Qualcomm Eudora 5.2.1 allows remote attackers to read arbitrary files via an email message with a carriage return (CR) character in a spoofed "Attachment Converted:" string, which is not properly handled by Eudora.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Bennett Haselton · textdoswindows
https://www.exploit-db.com/exploits/19885

This is a writeup describing a vulnerability in Eudora 4.2/4.3 where malicious email senders can bypass executable attachment warnings by using a crafted HTML link to a .lnk file. The exploit leverages the lack of warning prompts for non-.exe, .com, or .bat files.

Classification
Writeup 90%
Attack Type
Other
Complexity
Trivial
Reliability
Reliable
Target: Eudora 4.2/4.3
No auth needed
Prerequisites: Victim must use Eudora 4.2/4.3 · Victim must click on the malicious link
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1
Core References
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=105362278914731&w=2

Scores

EPSS 0.0161
EPSS Percentile 73.2%

Details

Status published
Products (1)
qualcomm/eudora 5.2.1
Published May 22, 2003
Tracked Since Feb 18, 2026