IBM DB2 up to 10.1 Stored Procedure memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in IBM DB2 up to 10.1. This issue affects some unknown processing of the component Stored Procedure. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-2012-4826. No exploit exists. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in IBM DB2 up to 10.1 (Database Software). It has been declared as very critical. This vulnerability affects an unknown code block of the component Stored Procedure. 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:

Stack-based buffer overflow in the SQL/PSM (aka SQL Persistent Stored Module) Stored Procedure (SP) infrastructure in IBM DB2 9.1, 9.5, 9.7 before FP7, 9.8, and 10.1 might allow remote authenticated users to execute arbitrary code by debugging a stored procedure.

The weakness was disclosed 10/19/2012 by Martin Rakhmanov with Application Security Inc. as CVE-2012-4826 as confirmed advisory (IBM Knowledge Base). The advisory is available at www-01.ibm.com. This vulnerability was named CVE-2012-4826 since 09/06/2012. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 04/18/2021).

The vulnerability scanner Nessus provides a plugin with the ID 62701 (IBM DB2 9.7 < Fix Pack 7 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Databases. The commercial vulnerability scanner Qualys is able to test this issue with plugin 19822 (IBM DB2 SQL/PSM Stored Procedure Debugging Buffer Overflow Vulnerability).

Upgrading to version 10.1 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at www-01.ibm.com. The best possible mitigation is suggested to be patching the affected component. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (62701), SecurityFocus (BID 56133†), OSVDB (86414†), Secunia (SA50921†) and SecurityTracker (ID 1027689†). The entry VDB-5688 is pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62701
Nessus Name: IBM DB2 9.7 < Fix Pack 7 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: DB2 10.1
Patch: www-01.ibm.com

Timelineinfo

09/06/2012 🔍
10/19/2012 +43 days 🔍
10/19/2012 +0 days 🔍
10/19/2012 +0 days 🔍
10/19/2012 +0 days 🔍
10/20/2012 +1 days 🔍
10/20/2012 +0 days 🔍
10/22/2012 +2 days 🔍
10/23/2012 +1 days 🔍
11/04/2012 +12 days 🔍
04/18/2021 +3087 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: CVE-2012-4826
Researcher: Martin Rakhmanov
Organization: Application Security Inc.
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-4826 (🔍)
GCVE (CVE): GCVE-0-2012-4826
GCVE (VulDB): GCVE-100-6802

IAVM: 🔍

SecurityFocus: 56133 - Multiple IBM DB2 Products CVE-2012-4826 Remote Stack Buffer Overflow Vulnerability
Secunia: 50921 - IBM DB2 SQL/PSM Stored Procedure Debugging Buffer Overflow Vulnerability, Less Critical
OSVDB: 86414
SecurityTracker: 1027689 - IBM DB2 Stack Overflow in SQL/PSM Lets Remote Authenticated Users Execute Arbitrary Code
Vulnerability Center: 36938 - IBM DB2 SQL/PSM Stored Procedure Buffer Overflow Vulnerability Allows Remote Code Execution, High

See also: 🔍

Entryinfo

Created: 10/22/2012 17:47
Updated: 04/18/2021 15:34
Changes: 10/22/2012 17:47 (82), 04/20/2017 13:55 (4), 04/18/2021 15:34 (2)
Complete: 🔍
Committer:
Cache ID: 216:81B:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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