19389 : Linksys WRT54G apply.cgi POST Request Overflow
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
12	1256	over 6 years ago	about 1 year ago	5 times	100%

Timeline

Vendor Informed Date	Vendor Ack Date	Disclosure Date
2005-06-07	2005-06-07	2005-09-13

Description

A remote overflow exists in Linksys Wireless-G Router WRT54G. The 'apply.cgi' script fails to perform proper bounds checking resulting in a buffer overflow. With a specially crafted HTTP POST request, a remote attacker can cause arbitrary code execution resulting in a loss of integrity.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Commercial
Disclosure: OSVDB Verified
OSVDB: Web Related

Solution

Upgrade to firmware 4.20.7 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Cisco Systems, Inc.	Linksys Wireless-G Router WRT54G	Firmware 3.01.03
		Firmware 3.03.6

References

Security Tracker: 1014894
Bugtraq ID: 14822
Secunia Advisory ID: 16806
Related OSVDB ID: 19386 19387 19388 19390
Metasploit ID: 19389
CVE ID: 2005-2799 (see also: NVD)
ISS X-Force ID: 22259
Mail List Post: http://archives.neohapsis.com/archives/fulldisclosure/2005-09/0391.html
Generic Exploit URL: http://immunitysec.com
Other Advisory URL: http://www.idefense.com/application/poi/display?id=305&type=vulnerabilities
Vendor URL: http://www.linksys.com/

Tools & Filters

	20096

Credit

Greg MacManus - iDefense Labs

CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2005-09-15 | Disagree?

Blogs

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