VulnerabilityModified
CVE-2004-0257
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.
MEDIUM 5.0EPSS 2.47%
Does this matter?
Lower severity and a low EPSS score (2.47%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 2.47% probability · 84th percentile
- CISA KEV
- Not listed
- Affected
- netbsd/netbsd · openbsd/openbsd
- Source
- cve@mitre.org
References
- ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2004-002.txt.asc
- http://lists.grok.org.uk/pipermail/full-disclosure/2004-February/016704.html
- http://marc.info/?l=bugtraq&m=107604603226564&w=2
- http://www.guninski.com/obsdmtu.html
- http://www.openbsd.org/cgi-bin/cvsweb/src/sys/netinet6/ip6_output.c
- http://www.osvdb.org/3825
- http://www.securityfocus.com/bid/9577Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/15044
- ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2004-002.txt.asc
- http://lists.grok.org.uk/pipermail/full-disclosure/2004-February/016704.html
- http://marc.info/?l=bugtraq&m=107604603226564&w=2
- http://www.guninski.com/obsdmtu.html
- http://www.openbsd.org/cgi-bin/cvsweb/src/sys/netinet6/ip6_output.c
- http://www.osvdb.org/3825
- http://www.securityfocus.com/bid/9577Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/15044
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.