CVE-2001-0414 EXPLOIT
10.0
HIGH · CVSS 2.0 · EPSS 91.7% (pctl 100)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 10.0 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
| EPSS | 91.68% — more likely to be exploited than 100% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2001-06-18 |
| Last modified | 2026-06-16 |
Affected (2)
| Vendor | Product |
|---|---|
| dave mills | ntpd |
| dave mills | xntp3 |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | NTP daemon readvar - Remote Buffer Overflow (Metasploit) | 2010-08-25 |
| exploit-db | NTPd - Remote Buffer Overflow | 2001-04-04 |
| exploit-db | NTPd 4.0.99j-k readvar - Remote Buffer Overflow (Metasploit) | 2001-04-04 |
References
- ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:31.ntpd.asc
- ftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2001-004.txt.asc
- ftp://ftp.sco.com/SSE/sse073.ltr
- ftp://ftp.sco.com/SSE/sse074.ltr
- http://archives.neohapsis.com/archives/bugtraq/2001-04/0127.html
- http://archives.neohapsis.com/archives/bugtraq/2001-04/0225.html
- http://archives.neohapsis.com/archives/bugtraq/2001-04/0314.html
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000392
- http://lists.suse.com/archives/suse-security-announce/2001-Apr/0000.html
- http://marc.info/?l=bugtraq&m=98642418618512&w=2
- http://marc.info/?l=bugtraq&m=98654963328381&w=2
- http://marc.info/?l=bugtraq&m=98659782815613&w=2
- http://marc.info/?l=bugtraq&m=98679815917014&w=2
- http://marc.info/?l=bugtraq&m=98683952401753&w=2
- http://marc.info/?l=bugtraq&m=98684202610470&w=2
- http://marc.info/?l=bugtraq&m=98684532921941&w=2
- http://www.calderasystems.com/support/security/advisories/CSSA-2001-013.0.txt
- http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-036.php3
- http://www.osvdb.org/805
- http://www.redhat.com/support/errata/RHSA-2001-045.html
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