Cisco Linksys WRH54G router HTTP denial of service
| linksys-wrh54g-http-dos (42890) |  Low Risk |
Description:
The Cisco Linksys WRH54G router is vulnerable to a denial of service, caused by the improper handling of requests. By sending a specially-crafted HTTP request containing an overly long string and other characters, a remote attacker could exploit this vulnerability to crash the http service.
*CVSS:
| Base Score: | 5 |
| Access Vector: | Network |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | Partial |
| Temporal Score: | 4 |
| Exploitability: | Unproven |
| Remediation Level: | Unavailable |
| Report Confidence: | Uncorroborated |
Consequences:
Denial of Service
Remedy:
Upgrade to the latest firmware version of the Cisco Linksys WRH54G router firmware (1.01.04 or later), available from the Linksys Web site. See References.
References:
- BugTraq Mailing List, Wed Jun 04 2008 - 21:55:33 CDT: Remote DoS vulnerability in Linksys WRH54G.
- Linksys Web site: WRH54G.
- CVE-2008-2636: The HTTP service on the Cisco Linksys WRH54G with firmware 1.01.03 allows remote attackers to cause a denial of service (management interface outage) or possibly execute arbitrary code via a URI that begins with a /./ sequence, contains many instances of a front_page sequence, and ends with a .asp sequence.
- SA30562: Linksys WRH54G Denial of Service Vulnerability
- SECTRACK ID: 1020237: Linksys WRH54G Router Management Interface Can Be Crashed By Remote Users
- VUPEN/ADV-2008-1772: Linksys WRH54G HTTP Interface Denial of Service Vulnerability
Platforms Affected:
- Linksys WRH54G 1.01.03
Reported:
Jun 04, 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.