Debian DSA-1801-1 : ntp - buffer overflows

medium Nessus Plugin ID 38833

Synopsis

The remote Debian host is missing a security-related update.

Description

Several remote vulnerabilities have been discovered in NTP, the Network Time Protocol reference implementation. The Common Vulnerabilities and Exposures project identifies the following problems :

- CVE-2009-0159 A buffer overflow in ntpq allow a remote NTP server to create a denial of service attack or to execute arbitrary code via a crafted response.

- CVE-2009-1252 A buffer overflow in ntpd allows a remote attacker to create a denial of service attack or to execute arbitrary code when the autokey functionality is enabled.

Solution

Upgrade the ntp package.

For the old stable distribution (etch), these problems have been fixed in version 4.2.2.p4+dfsg-2etch3.

For the stable distribution (lenny), these problems have been fixed in version 4.2.4p4+dfsg-8lenny2.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=525373

https://security-tracker.debian.org/tracker/CVE-2009-0159

https://security-tracker.debian.org/tracker/CVE-2009-1252

https://www.debian.org/security/2009/dsa-1801

Plugin Details

Severity: Medium

ID: 38833

File Name: debian_DSA-1801.nasl

Version: 1.14

Type: local

Agent: unix

Published: 5/20/2009

Updated: 1/4/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:ntp, cpe:/o:debian:debian_linux:4.0, cpe:/o:debian:debian_linux:5.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 5/19/2009

Reference Information

CVE: CVE-2009-0159, CVE-2009-1252

BID: 34481, 35017

CWE: 119

CERT: 853097

DSA: 1801