CVE-2004-0257

NetBSD 1.6-1.6.1 and OpenBSD 3.4 - Denial of Service via IPv6 MTU Handling

Title source: llm
STIX 2.1

Description

OpenBSD 3.4 and NetBSD 1.6 and 1.6.1 allow remote attackers to cause a denial of service (crash) by sending an IPv6 packet with a small MTU to a listening port and then issuing a TCP connect to that port.

References (8)

Core 8
Core References
Various Sources x_refsource_misc
http://www.guninski.com/obsdmtu.html
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=107604603226564&w=2
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/3825
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/15044
Patch, Vendor Advisory vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/9577
Vendor Advisory vendor-advisory x_refsource_netbsd
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2004-002.txt.asc

Scores

EPSS 0.0203
EPSS Percentile 84.0%

Details

Status published
Products (7)
netbsd/netbsd 1.6
netbsd/netbsd 1.6.1
openbsd/openbsd 3.0
openbsd/openbsd 3.1
openbsd/openbsd 3.2
openbsd/openbsd 3.3
openbsd/openbsd 3.4
Published Nov 23, 2004
Tracked Since Feb 18, 2026