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Ubuntu 6.06 LTS / 8.04 LTS / 8.10 / 9.04 : ntp vulnerabilities (USN-777-1)

medium Nessus Plugin ID 38848

Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

A stack-based buffer overflow was discovered in ntpq. If a user were tricked into connecting to a malicious ntp server, a remote attacker could cause a denial of service in ntpq, or possibly execute arbitrary code with the privileges of the user invoking the program.
(CVE-2009-0159)

Chris Ries discovered a stack-based overflow in ntp. If ntp was configured to use autokey, a remote attacker could send a crafted packet to cause a denial of service, or possibly execute arbitrary code. (CVE-2009-1252).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected packages.

See Also

https://usn.ubuntu.com/777-1/

Plugin Details

Severity: Medium

ID: 38848

File Name: ubuntu_USN-777-1.nasl

Version: 1.13

Type: local

Agent: unix

Published: 5/20/2009

Updated: 1/19/2021

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:ntp, cpe:/o:canonical:ubuntu_linux:9.04, p-cpe:/a:canonical:ubuntu_linux:ntp-server, p-cpe:/a:canonical:ubuntu_linux:ntp-doc, p-cpe:/a:canonical:ubuntu_linux:ntp-refclock, cpe:/o:canonical:ubuntu_linux:6.06:-:lts, cpe:/o:canonical:ubuntu_linux:8.10, p-cpe:/a:canonical:ubuntu_linux:ntpdate, cpe:/o:canonical:ubuntu_linux:8.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:ntp-simple

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/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: 35017

CWE: 119

USN: 777-1