CVE-2003-1478

Konqueror - Denial of Service via Malformed Byte Sequence

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2003-1478. PoCs published by Joachim_Strombergson.

AI-analyzed exploit summary This exploit generates a malformed HTML file that triggers a denial of service in KDE Konqueror when rendered. The vulnerability is due to improper handling of malformed data, potentially leading to a crash.

Description

Konqueror in KDE 3.0.3 allows remote attackers to cause a denial of service (core dump) via a web page that begins with a "xFFxFE" byte sequence and a large number of CRLF sequences, as demonstrated using freeze.htm.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Joachim_Strombergson · textdoslinux
https://www.exploit-db.com/exploits/22560

This exploit generates a malformed HTML file that triggers a denial of service in KDE Konqueror when rendered. The vulnerability is due to improper handling of malformed data, potentially leading to a crash.

Classification
Working Poc 80%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: KDE Konqueror (version unspecified)
No auth needed
Prerequisites: Ability to deliver a malicious HTML file to the target
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/7486
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/11971
Exploit mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/320266

Scores

EPSS 0.0421
EPSS Percentile 89.8%

Details

CWE
CWE-119
Status published
Products (1)
kde/konqueror 3.0.3
Published Dec 31, 2003
Tracked Since Feb 18, 2026