IBM Lotus Domino up to 7.0.2 tunekrnl memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in IBM Lotus Domino up to 7.0.2. The affected element is an unknown function of the component tunekrnl. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2006-5818. In addition, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in IBM Lotus Domino up to 7.0.2 (Groupware Software) and classified as critical. This vulnerability affects an unknown functionality of the component tunekrnl. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Multiple buffer overflows in tunekrnl in IBM Lotus Domino 6.x before 6.5.5 FP2 and 7.x before 7.0.2 allow local users to gain privileges and execute arbitrary code via unspecified vectors.

The bug was discovered 08/15/2006. The weakness was presented 11/09/2006 by Andrew Christensen with FortConsult (Website). The advisory is shared for download at labs.idefense.com. The public release was coordinated in cooperation with the vendor. This vulnerability was named CVE-2006-5818 since 11/08/2006. The attack can only be done within the local network. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at d2sec.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 85 days. During that time the estimated underground price was around $25k-$100k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 74221 (IBM Lotus Domino Multiple TuneKrnl Local Privilege Escalation Vulnerabilities).

Upgrading to version 6.5.5 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at www-1.ibm.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at X-Force (30151), SecurityFocus (BID 20967†), OSVDB (30247†), Secunia (SA22724†) and SecurityTracker (ID 1017198†). See VDB-458, VDB-992, VDB-1454 and VDB-2995 for similar entries. Once again VulDB remains the best 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: 6.3
VulDB Meta Temp Score: 5.5

VulDB Base Score: 6.3
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Partially

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Lotus Domino 6.5.5
Patch: www-1.ibm.com

Timelineinfo

08/15/2006 🔍
11/08/2006 +85 days 🔍
11/08/2006 +0 days 🔍
11/08/2006 +0 days 🔍
11/08/2006 +0 days 🔍
11/08/2006 +0 days 🔍
11/09/2006 +1 days 🔍
11/09/2006 +0 days 🔍
11/09/2006 +0 days 🔍
11/10/2006 +0 days 🔍
11/20/2006 +10 days 🔍
06/15/2025 +6782 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: labs.idefense.com⛔
Researcher: Andrew Christensen
Organization: FortConsult
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2006-5818 (🔍)
GCVE (CVE): GCVE-0-2006-5818
GCVE (VulDB): GCVE-100-2668
X-Force: 30151 - IBM Lotus Domino tunekrnl buffer overflow, High Risk
SecurityFocus: 20967 - IBM Lotus Domino Multiple TuneKrnl Local Privilege Escalation Vulnerabilities
Secunia: 22724 - IBM Lotus Domino tunekrnl Privilege Escalation Vulnerabilities, Less Critical
OSVDB: 30247 - IBM Lotus Domino tunekrnl Multiple Local Overflow
SecurityTracker: 1017198
Vulnerability Center: 13116 - IBM Lotus Domino Multiple Buffer Overflow in tunekrnl, High
Vupen: ADV-2006-4411

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

Entryinfo

Created: 11/10/2006 15:23
Updated: 06/15/2025 16:57
Changes: 11/10/2006 15:23 (87), 07/11/2019 06:13 (7), 06/15/2025 16:57 (19)
Complete: 🔍
Cache ID: 216:3DE:103

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