Adobe Acrobat up to 6.0.2 on Windows URL Handler RTLHeapFree memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Adobe Acrobat up to 6.0.2 on Windows. It has been rated as critical. Affected is the function RTLHeapFree of the file URL Handler. The manipulation leads to memory corruption. This vulnerability is documented as CVE-2004-0629. The attack can be initiated remotely. Additionally, an exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Adobe Acrobat up to 6.0.2 on Windows (Document Reader Software). It has been rated as critical. This issue affects the function RTLHeapFree of the file URL Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in the ActiveX component (pdf.ocx) for Adobe Acrobat 5.0.5 and Acrobat Reader, and possibly other versions, allows remote attackers to execute arbitrary code via a URI for a PDF file with a null terminator (%00) followed by a long string.

The bug was discovered 08/13/2004. The weakness was released 08/15/2004 by Rafel Ivgi (The Insider) with iDEFENSE (Website). It is possible to read the advisory at idefense.com. The identification of this vulnerability is CVE-2004-0629 since 07/07/2004. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a exploit are known.

After even before and not, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 54644 (VisiWave Site Survey Report VWR File Handling Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 38521 (Adobe Acrobat/Acrobat Reader ActiveX Control URI Request Heap Buffer Overflow Vulnerability).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at adobe.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 8 years after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 2953.

The vulnerability is also documented in the databases at X-Force (16998), Tenable (54644), SecurityFocus (BID 10947†), OSVDB (8883†) and Secunia (SA12303†). Entries connected to this vulnerability are available at VDB-753 and VDB-57606. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 54644
Nessus Name: VisiWave Site Survey Report VWR File Handling Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 54644
OpenVAS Name: Gentoo Security Advisory GLSA 200408-14 (acroread)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Patch: adobe.com
Suricata ID: 2001217
Suricata Class: 🔍
Suricata Message: 🔍

TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍

Timelineinfo

07/07/2004 🔍
08/13/2004 +37 days 🔍
08/13/2004 +0 days 🔍
08/13/2004 +0 days 🔍
08/15/2004 +2 days 🔍
08/16/2004 +1 days 🔍
08/16/2004 +0 days 🔍
08/16/2004 +0 days 🔍
08/16/2004 +0 days 🔍
08/26/2004 +9 days 🔍
09/28/2004 +33 days 🔍
05/20/2011 +2425 days 🔍
05/25/2011 +5 days 🔍
07/12/2025 +5162 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: idefense.com⛔
Researcher: Rafel Ivgi (The Insider)
Organization: iDEFENSE
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2004-0629 (🔍)
GCVE (CVE): GCVE-0-2004-0629
GCVE (VulDB): GCVE-100-791
X-Force: 16998 - Adobe Acrobat Reader ActiveX buffer overflow, High Risk
SecurityFocus: 10947 - Adobe Acrobat/Acrobat Reader ActiveX Control URI Request Heap Buffer Overflow Vulnerability
Secunia: 12303 - Adobe Acrobat Reader ActiveX Control Buffer Overflow Vulnerability, Highly Critical
OSVDB: 8883 - Adobe Acrobat Reader ActiveX Control Overflow
SecuriTeam: securiteam.com
Vulnerability Center: 5194 - Adobe Acrobat ActiveX Control Buffer Overflow Allows Code Execution, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/16/2004 11:12
Updated: 07/12/2025 17:42
Changes: 08/16/2004 11:12 (110), 06/29/2019 08:44 (3), 03/09/2021 17:10 (3), 07/12/2025 17:42 (19)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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