Apple Quicktime 4.1.2 EMBED Element href memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability has been found in Apple Quicktime 4.1.2 (Multimedia Player Software) and classified as critical. This vulnerability affects an unknown function of the component EMBED Element Handler. The manipulation of the argument href with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in QuickTime Player plugin 4.1.2 (Japanese) allows remote attackers to execute arbitrary commands via a long HREF parameter in an EMBED tag.

The weakness was presented 01/31/2001 by Shadow (Website). The advisory is available at This vulnerability was named CVE-2001-0198. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

A public exploit has been developed by UNYUN and been published 13 years after the advisory. It is declared as proof-of-concept. It is possible to download the exploit at As 0-day the estimated underground price was around $25k-$100k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (6040) and Exploit-DB (20605).






  • free

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
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Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: UNYUN
Download: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

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01/31/2001 🔍
01/31/2001 +0 days 🔍
05/03/2001 +92 days 🔍
04/09/2004 +1071 days 🔍
08/18/2012 +3053 days 🔍
08/18/2012 +0 days 🔍
07/03/2014 +684 days 🔍
05/29/2018 +1426 days 🔍



Researcher: Shadow
Status: Confirmed

CVE: CVE-2001-0198 (🔍)
X-Force: 6040 - Apple QuickTime Player EMBED tag buffer overflow
SecurityFocus: 2328 - Apple Quicktime Plugin Remote Overflow Vulnerability
OSVDB: 10560 - Apple QuickTime Player (Japanese) EMBED Tag Overflow

scip Labs:


Created: 07/03/2014 05:20 PM
Updated: 05/29/2018 10:26 AM
Changes: 07/03/2014 05:20 PM (66), 05/29/2018 10:26 AM (1)
Complete: 🔍


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