HTTP Anti Virus Proxy (HAVP) sockethandler.cpp denial of service
| havp-sockethandler-dos (44467) |  Medium Risk |
Description:
HTTP Anti Virus Proxy (HAVP) is vulnerable to a denial of service, caused by an error in the sockethandler.cpp file when handling client requests. By flooding an unresponsive HAVP server with connection requests, a remote attacker could exploit this vulnerability to cause the system to enter into an infinite loop and consume all available resources.
*CVSS:
| Base Score: | 5 |
| Access Vector: | Network |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | Partial |
| Temporal Score: | 3.7 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Denial of Service
Remedy:
Upgrade to the latest version of HAVP (0.89 or later), available from the HTTP Anti Virus Proxy Web site. See References.
References:
- Havp-devel Mailing List, 2008-07-15 17:33: Infinite loop which causes havp to block completely.
- HTTP Anti Virus Proxy Web site: HAVP - HTTP Anti Virus Proxy - The web antivirus solution.
- BID-30697: HAVP 'sockethandler.cpp' Client Connect Infinite Loop Denial of Service Vulnerability
- CVE-2008-3688: sockethandler.cpp in HTTP Antivirus Proxy (HAVP) 0.88 allows remote attackers to cause a denial of service (hang) by connecting to a non-responsive server, which triggers an infinite loop due to an uninitialized variable.
- GLSA-200809-11: HAVP: Denial of Service
- SA31494: HAVP Denial of Service Vulnerability
- SECTRACK ID: 1020900: HTTP Anti Virus Proxy Bug in 'sockethandler.cpp' Lets Remote Users Deny Service
Platforms Affected:
- Christian Hilgers HTTP Anti Virus Proxy (HAVP) 0.88
- Gentoo Linux
Reported:
Aug 03, 2008
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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.