CVE-2004-0257

Current 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.

Basic Data

PublishedNovember 23, 2004
Last ModifiedOctober 10, 2017
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeNVD-CWE-Other
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityLOW
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactNONE
CVSS 2 - Availability ImpactPARTIAL
CVSS 2 - Base Score5.0
SeverityMEDIUM
Exploitability Score10.0
Impact Score2.9
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

No data provided.

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3OSNetbsdNetbsd1.6*******
    2.3OSNetbsdNetbsd1.6.1*******
    2.3OSOpenbsdOpenbsd3.0*******
    2.3OSOpenbsdOpenbsd3.1*******
    2.3OSOpenbsdOpenbsd3.2*******
    2.3OSOpenbsdOpenbsd3.3*******
    2.3OSOpenbsdOpenbsd3.4*******

Vulnerable Software List

VendorProductVersions
Openbsd Openbsd 3.0, 3.1, 3.2, 3.3, 3.4
Netbsd Netbsd 1.6, 1.6.1

References

NameSourceURLTags
NetBSD-SA2004-002ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2004-002.txt.ascNETBSD
20040204 Remote openbsd crash with ip6, yet still openbsd much better than windowshttp://lists.grok.org.uk/pipermail/full-disclosure/2004-February/016704.htmlFULLDISC
20040205 OpenBSD IPv6 remote kernel crashhttp://marc.info/?l=bugtraq&m=107604603226564&w=2BUGTRAQ
http://www.guninski.com/obsdmtu.htmlhttp://www.guninski.com/obsdmtu.htmlMISC
http://www.openbsd.org/cgi-bin/cvsweb/src/sys/netinet6/ip6_output.chttp://www.openbsd.org/cgi-bin/cvsweb/src/sys/netinet6/ip6_output.cCONFIRM
3825http://www.osvdb.org/3825OSVDB
9577http://www.securityfocus.com/bid/9577BIDPATCH Vendor Advisory
openbsd-ipv6-dos(15044)https://exchange.xforce.ibmcloud.com/vulnerabilities/15044XF