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Test ID:1.3.6.1.4.1.25623.1.0.150696
Category:Denial of Service
Title:NTP < 4.2 DoS Vulnerability
Summary:Buffer overflow in ntpd ntp daemon 4.0.99k and earlier (aka; xntpd and xntp3) allows remote attackers to cause a denial of service and possibly execute; arbitrary commands via a long readvar argument.
Description:Summary:
Buffer overflow in ntpd ntp daemon 4.0.99k and earlier (aka
xntpd and xntp3) allows remote attackers to cause a denial of service and possibly execute
arbitrary commands via a long readvar argument.

Vulnerability Insight:
Please see the references for more information on the vulnerabilities.

Affected Software/OS:
NTPd through version 4.0.99k.

Solution:
Update to version 4.2 or later.

CVSS Score:
10.0

CVSS Vector:
AV:N/AC:L/Au:N/C:C/I:C/A:C

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2001-0414
BugTraq ID: 2540
http://www.securityfocus.com/bid/2540
Bugtraq: 20010404 ntpd =< 4.0.99k remote buffer overflow (Google Search)
http://marc.info/?l=bugtraq&m=98642418618512&w=2
Bugtraq: 20010405 Re: ntpd =< 4.0.99k remote buffer overflow] (Google Search)
http://marc.info/?l=bugtraq&m=98654963328381&w=2
Bugtraq: 20010406 Immunix OS Security update for ntp and xntp3 (Google Search)
http://marc.info/?l=bugtraq&m=98659782815613&w=2
Bugtraq: 20010408 [slackware-security] buffer overflow fix for NTP (Google Search)
http://marc.info/?l=bugtraq&m=98679815917014&w=2
Bugtraq: 20010409 PROGENY-SA-2001-02: ntpd remote buffer overflow (Google Search)
http://marc.info/?l=bugtraq&m=98684202610470&w=2
Bugtraq: 20010409 [ESA-20010409-01] xntp buffer overflow (Google Search)
http://archives.neohapsis.com/archives/bugtraq/2001-04/0127.html
Bugtraq: 20010409 ntp-4.99k23.tar.gz is available (Google Search)
http://marc.info/?l=bugtraq&m=98683952401753&w=2
Bugtraq: 20010409 ntpd - new Debian 2.2 (potato) version is also vulnerable (Google Search)
http://marc.info/?l=bugtraq&m=98684532921941&w=2
Bugtraq: 20010413 PROGENY-SA-2001-02A: [UPDATE] ntpd remote buffer overflow (Google Search)
http://archives.neohapsis.com/archives/bugtraq/2001-04/0225.html
Bugtraq: 20010418 IBM MSS Outside Advisory Redistribution: IBM AIX: Buffer Overflow Vulnerability in (x)ntp (Google Search)
http://archives.neohapsis.com/archives/bugtraq/2001-04/0314.html
Caldera Security Advisory: CSSA-2001-013
http://www.calderasystems.com/support/security/advisories/CSSA-2001-013.0.txt
Conectiva Linux advisory: CLA-2001:392
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000392
Debian Security Information: DSA-045 (Google Search)
https://www.debian.org/security/2001/dsa-045
FreeBSD Security Advisory: FreeBSD-SA-01:31
ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:31.ntpd.asc
http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-036.php3
NETBSD Security Advisory: NetBSD-SA2001-004
ftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2001-004.txt.asc
http://www.osvdb.org/805
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3831
http://www.redhat.com/support/errata/RHSA-2001-045.html
SCO Security Bulletin: SSE073
ftp://ftp.sco.com/SSE/sse073.ltr
SCO Security Bulletin: SSE074
ftp://ftp.sco.com/SSE/sse074.ltr
SuSE Security Announcement: SuSE-SA:2001:10 (Google Search)
http://lists.suse.com/archives/suse-security-announce/2001-Apr/0000.html
XForce ISS Database: ntpd-remote-bo(6321)
https://exchange.xforce.ibmcloud.com/vulnerabilities/6321
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