9980 : ZyXEL Prestige Router Packet Length Mismatch DoS
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
3	232	over 7 years ago	over 3 years ago	0 times	90%

Timeline

Disclosure Date
2001-12-14

Description

ZyXel Prestige 1600 and 681 series DSL routers contains a flaw that may allow a remote denial of service. The issue is triggered when a remote attacker sends a malformed packet containing an IP length that is shorter than the actual packet size from a DSL interface, and will result in loss of availability for the device for a short period of time.

Classification

Location: Remote / Network Access
Attack Type: Denial of Service
Impact: Loss of Availability
Exploit: Exploit Public
OSVDB: Web Related

Solution

Currently, there are no known upgrades or patches to correct this issue. It is possible to correct the flaw by implementing the following workaround:

Turn off routing and put device in bridging mode

Products

ZyXEL Communications Corporation	Prestige	681
		1600

References

CVE ID: 2001-1194 (see also: NVD)
Bugtraq ID: 3695
ISS X-Force ID: 7704
Related OSVDB ID: 9979
Mail List Post: http://archives.neohapsis.com/archives/bugtraq/2001-12/0140.html
http://archives.neohapsis.com/archives/bugtraq/2001-12/0190.html
Vendor URL: http://www.zyxel.com/

Credit

Przemyslaw Frasunek - venglinfreebsd.lublin.pl - Przemyslaw Frasunek

CVSSv2 Score

CVSSv2 Base Score = 5.0
Source: nvd.nist.gov | Generated: 2003-12-31 | Disagree?

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

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