19387 : Cisco Linksys WRT54G upgrade.cgi Arbitrary Configuration Upload
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
7	1024	over 7 years ago	about 1 year ago	2 times	100%

Timeline

Disclosure Date
2005-09-13

Time to Vendor Response
20 days

Description

Linksys Wireless-G Router WRT54G contains a flaw that may allow a remote attacker to manipulate arbitrary configuration settings. The issue is triggered due to the handling of the HTTP POST method of the 'upgrade.cgi' script, which may allow a remote attacker to upload arbitrary configuration settings resulting in a loss of integrity.

Classification

Location: Remote / Network Access
Attack Type: Authentication Management
Impact: Loss of Integrity
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
		Firmware 4.00.7

References

Security Tracker: 1014894
Bugtraq ID: 14822
Secunia Advisory ID: 16806
Related OSVDB ID: 19386 19388 19389 19390
CVE ID: 2005-2916 (see also: NVD)
ISS X-Force ID: 22255
Mail List Post: http://archives.neohapsis.com/archives/fulldisclosure/2005-09/0390.html
Other Advisory URL: http://www.idefense.com/application/poi/display?id=307&type=vulnerabilities
Vendor URL: http://www.linksys.com/

Tools & Filters

	20096
	3221

Credit

Greg MacManus - iDefense Labs

CVSSv2 Score

CVSSv2 Base Score = 5.0
Source: nvd.nist.gov | Generated: 2005-09-15 | Disagree?

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