Opera BitTorrent code execution
| opera-bittorrent-code-execution (35509) |  High Risk |
Description:
Opera could allow a remote attacker to execute arbitrary code on the system, caused by a vulnerability in the BitTorrent service. By persuading a victim to visit a specially-crafted BitTorrent URL, a remote attacker could exploit this vulnerability to execute arbitrary code with the victim's privileges, once the entry is removed from the BitTorrent download.
*CVSS:
| Base Score: | 8 |
| Access Vector: | Remote |
| Access Complexity: | High |
| Authentication: | Not Required |
| Confidentiality Impact: | Complete |
| Integrity Impact: | Complete |
| Availability Impact: | Complete |
| Temporal Score: | 5.9 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Upgrade to the latest version of Opera for Windows (9.22 or later), available from the Opera Web site. See References.
For Gentoo Linux (Opera):
Refer to GLSA 200708-17 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- iDefense Labs PUBLIC ADVISORY: 07.19.07: Opera Software Opera Web Browser BitTorrent Dangling Pointer Vulnerability.
- Opera Web site: Opera browser: Homepage.
- BID-24970: Opera Web Browser Dangling Pointer Remote Code Execution Vulnerability
- CVE-2007-3929: Use-after-free vulnerability in the BitTorrent support in Opera before 9.22 allows user-assisted remote attackers to execute arbitrary code via a crafted header in a torrent file, which leaves a dangling pointer to an invalid object.
- GLSA-200708-17: Opera: Multiple vulnerabilities
- SA26138: Opera BitTorrent Header Parsing Vulnerability
- SECTRACK ID: 1018431: Opera BitTorrent Processing Bug Lets Remote Users Execute Arbitrary Code
- SUSE-SR:2007:015: SUSE Security Summary Report
- VUPEN/ADV-2007-2584: Opera Browser BitTorrent Header Parsing Remote Code Execution Vulnerability
Platforms Affected:
- Gentoo Linux
- Opera Opera for Windows 9.21 and prior
Reported:
Jul 19, 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.