Oracle Database DBMS_REPCAT_UNTRUSTED UNREGISTER_SNAPSHOT buffer overflow
| oracle-dbmsrepcat-unregister-bo (32374) |  High Risk |
Description:
Oracle Database Server is vulnerable to a buffer overflow, caused by improper bounds checking by the UNREGISTER_SNAPSHOT procedure which is part of the DBMS_REPCAT_UNTRUSTED package. A remote or local attacker with execute privileges on the SYS.DBMS_REPCAT_UNTRUSTED package could exploit this vulnerability to execute arbitrary code with elevated privileges or cause the database server to crash.
*CVSS:
| Base Score: | 6 |
| Access Vector: | Remote |
| Access Complexity: | Low |
| Authentication: | Required |
| Confidentiality Impact: | Complete |
| Integrity Impact: | Complete |
| Availability Impact: | Complete |
| Temporal Score: | 4.4 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Privileges
Remedy:
Refer to Oracle Critical Patch Update - January 2007 for patch, upgrade, or suggested workaround information. See References.
References:
- Full-Disclosure Mailing List, Wed Jan 24 2007 - 17:39:19 CST : Oracle Buffer Overflow in DBMS_REPCAT_UNTRUSTED.UNREGISTER_SNAPSHOT.
- Oracle Critical Patch Update - January 2007: Oracle Critical Patch Update Advisory - January 2007. (DB07)
- Red-Database-Security Web site: Details Oracle Critical Patch Update January 2007.
- US-CERT Technical Cyber Security Alert TA07-017A: Oracle Releases Patches for Multiple Vulnerabilities.
- BID-22083: Oracle January 2007 Security Update Multiple Vulnerabilities
- CVE-2007-0268: Multiple unspecified vulnerabilities in Oracle Database 9.0.1.5, 9.2.0.7, and 10.1.0.5 have unknown impact and attack vectors related to (1) the Advanced Queuing component and sys.dbms_aqsys.dbms_aq privileges (DB01), (2) Advanced Replication and sys.dbms_repcat_untrusted (DB07), and (3) Oracle Text and ctxload (DB15). NOTE: Oracle has not publicly claims by reliable researchers that DB01 is for SQL injection in the SYS.DBMS_AQ_INV package, and DB07 is for a buffer overflow in the UNREGISTER_SNAPSHOT procedure in the DBMS_REPCAT_UNTRUSTED package.
- SA23794: Oracle Products Multiple Vulnerabilities
- SECTRACK ID: 1017522: Oracle Database and Other Products Have 52 Unspecified Vulnerabilities With Unspecified Impact
- US-CERT VU#221788: Oracle SYS.DBMS_AQ package vulnerable to PL/SQL injection
Platforms Affected:
- Oracle Database Server 10.1.0.4 R1
- Oracle Database Server 10.1.0.5 R1
- Oracle Database Server 9.0.1.5 R1
- Oracle Database Server 9.2.0.7 R2
Reported:
Jan 24, 2007
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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.