Multiple vulnerabilities have been identified in IBM DB2 Universal Database, which could be exploited by attackers to cause a denial of service or potentially execute arbitrary commands.
The first issue is due to buffer overflow errors when handling malformed "CONNECT" or "ATTACH" requests, which could be exploited by attackers to crash or compromise a vulnerable database.
The second flaw is due to a stack corruption error when handling an overly long column list specified in the "REPLACE INTO" or "INSERT INTO" section of a LOAD command, which could be exploited by attackers to crash or compromise a vulnerable database.
The third vulnerability is due to an error when handling incorrect package information sent from a downlevel client, which could be exploited by a malicious client to cause a denial of service.
The fourth issue is due to an error when handling a query containing a large number of values in the "IN" clause, which could be exploited by a attackers to cause a denial of service.
Credits
Vulnerabilities reported by Imperva, Amichai Shulman, Ohad Atia, Elad Tabak, and the vendor.
ChangeLog
2006-06-14 : Initial release
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