Description
Zyxel Prestige 681 and 1600 SDSL Routers allow remote attackers to cause a denial of service via malformed packets with (1) an IP length less than actual packet size, or (2) fragmented packets whose size exceeds 64 kilobytes after reassembly.
Exploits (1)
exploitdb
WORKING POC
VERIFIED
by Przemyslaw Frasunek · textremotehardware
https://www.exploit-db.com/exploits/21186
References (4)
Core 4
Core References
Third Party Advisory mailing-list
x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2001-12/0190.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/7704
Third Party Advisory mailing-list
x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2001-12/0140.html
Patch, Vendor Advisory vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/3695
Scores
EPSS
0.0542
EPSS Percentile
90.2%
Details
Status
published
Products (2)
zyxel/prestige_1600
zyxel/prestige_681
Published
Dec 14, 2001
Tracked Since
Feb 18, 2026