Opera BitTorrent header buffer overflow
| opera-bittorrent-bo (34470) |  High Risk |
Description:
Opera is vulnerable to a buffer overflow, caused by improper bounds checking. By creating a specially-crafted torrent file, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the browser to crash, if the attacker could persuade the victim to right click the malicious file.
*CVSS:
| Base Score: | 5.6 |
| Access Vector: | Remote |
| Access Complexity: | High |
| Authentication: | Not Required |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 4.1 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Refer to Opera Knowledge Base Article 860 for patch, upgrade, or suggested workaround information. See References.
References:
- iDefense Labs PUBLIC ADVISORY: 05.23.07: Opera Software Opera Web Browser Transfer Item Pop-up Menu Stack Overflow Vulnerability.
- Opera Software Knowledge Base Article 860: Advisory: Malicious torrent files can execute arbitrary code in Opera.
- BID-24080: Opera Web Browser Torrent File Handling Buffer Overflow Vulnerability
- CVE-2007-2809: Buffer overflow in the transfer manager in Opera before 9.21 for Windows allows user-assisted remote attackers to execute arbitrary code via a crafted torrent file. NOTE: due to the lack of details, it is not clear if this is the same issue as CVE-2007-2274.
- SA25278: Opera Torrent File Handling Buffer Overflow Vulnerability
- SECTRACK ID: 1018089: Opera Buffer Overflow in Processing Torrent Files Lets Remote Users Execute Arbitrary Code
- VUPEN/ADV-2007-1888: Opera Torrent File Processing Remote Buffer Overflow and Code Execution Vulnerability
Platforms Affected:
- Opera Opera Browser prior to 9.21
Reported:
May 21, 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.