SAP GUI 6.40/7.10 TabOne ActiveX Control memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in SAP GUI 6.40/7.10. This impacts an unknown function of the component TabOne ActiveX Control. Performing a manipulation results in memory corruption. This vulnerability was named CVE-2008-4827. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in SAP GUI 6.40/7.10. It has been classified as critical. This affects an unknown code of the component TabOne ActiveX Control. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Multiple heap-based buffer overflows in the AddTab method in the (1) Tab and (2) CTab ActiveX controls in c1sizer.ocx and the (3) TabOne ActiveX control in sizerone.ocx in ComponentOne SizerOne 8.0.20081.140, as used in ComponentOne Studio for ActiveX 2008, TSC2 Help Desk 4.1.8, SAP GUI 6.40 Patch 29 and 7.10, and possibly other products, allow remote attackers to execute arbitrary code by adding many tabs, or adding tabs with long tab captions.

The weakness was presented 01/08/2009 by Carsten Eiram with Secunia Research (Website). It is possible to read the advisory at secunia.com. This vulnerability is uniquely identified as CVE-2008-4827 since 10/31/2008. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 35327 (SizerOne ActiveX Control AddTab Method Remote Buffer 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 116180 (SAP GUI TabOne ActiveX Control Caption List Buffer Overflow).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at service.sap.com. The best possible mitigation is suggested to be upgrading to the latest version. Attack attempts may be identified with Snort ID 15194. In this case the pattern TabOne.TabOne is used for detection. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8674.

The vulnerability is also documented in the databases at X-Force (47769), Tenable (35327), SecurityFocus (BID 33148†), OSVDB (51184†) and Secunia (SA32672†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 35327
Nessus Name: SizerOne ActiveX Control AddTab Method Remote Buffer Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: service.sap.com

Snort ID: 15194
Snort Message: WEB-ACTIVEX SizerOne ActiveX function call access
Snort Pattern: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

10/31/2008 🔍
01/07/2009 +68 days 🔍
01/07/2009 +0 days 🔍
01/07/2009 +0 days 🔍
01/08/2009 +0 days 🔍
01/08/2009 +0 days 🔍
01/08/2009 +0 days 🔍
01/09/2009 +1 days 🔍
01/13/2009 +4 days 🔍
01/19/2009 +6 days 🔍
05/25/2025 +5970 days 🔍

Sourcesinfo

Vendor: sap.com

Advisory: secunia.com⛔
Researcher: Carsten Eiram
Organization: Secunia Research
Status: Confirmed

CVE: CVE-2008-4827 (🔍)
GCVE (CVE): GCVE-0-2008-4827
GCVE (VulDB): GCVE-100-3903
X-Force: 47769 - TSC2 Help Desk Ctab ActiveX control buffer overflow, High Risk
SecurityFocus: 33148 - Multiple Vendor SizerOne ActiveX Control 'AddTab' Method Buffer Overflow Vulnerability
Secunia: 32672 - SAP GUI TabOne ActiveX Control Caption List Buffer Overflow, Highly Critical
OSVDB: 51184 - ComponentOne SizerOne CTab ActiveX (c1sizer.ocx) AddTab() Method Caption List Multiple Overflows
SecurityTracker: 1021529
Vulnerability Center: 20479 - Multiple Products SizerOne ActiveX Control Remote DoS and Code Execution Vulnerability, Medium
Vupen: ADV-2009-0037

scip Labs: https://www.scip.ch/en/?labs.20150716

Entryinfo

Created: 01/19/2009 15:24
Updated: 05/25/2025 06:26
Changes: 01/19/2009 15:24 (87), 08/23/2019 17:47 (10), 05/25/2025 06:26 (18)
Complete: 🔍
Cache ID: 216:FA3:103

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

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