Title: Sybase Adaptive Server DBCC CHECKVERIFY Buffer Overflow Vulnerability
Severity: HIGH
Description:
Sybase Adaptive Server is a full SQL relational database management system. It is available for a variety of platforms including Microsoft Windows operating systems.
A buffer overflow vulnerability has been reported for the Sybase Adapative Server. The vulnerability exists in the DBCC CHECKVERIFY function. This function is used to verify the results of the most recent run of DBCC CHECKSTORAGE.
The DBCC CHECKVERIFY function accepts a single parameter for the name of the database to verify. This function does not perform sufficient checks on the length of the string that is supplied as the value for the parameter.
An attacker may exploit this vulnerability to cause the database process to execute malicious attacker-supplied code.
This vulnerability was reported for Sybase Adaptive Server 12.0 and 12.5.
Affected Products:
- Sybase Adaptive Server Enterprise 12.0.0Digital UNIX
- Sybase Adaptive Server Enterprise 12.0.0HP
- Sybase Adaptive Server Enterprise 12.0.0Sun
- Sybase Adaptive Server Enterprise 12.0.0Win
- Sybase Adaptive Server Enterprise 12.5.0Digital UNIX
- Sybase Adaptive Server Enterprise 12.5.0HP
- Sybase Adaptive Server Enterprise 12.5.0SGI
- Sybase Adaptive Server Enterprise 12.5.0Sun
- Sybase Adaptive Server Enterprise 12.5.0Win
References:
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