Executive Summary

Summary
Title New ntp packages fix group id confusion
Informations
Name DSA-801 First vendor Publication 2005-09-05
Vendor Debian Last vendor Modification 2005-09-05
Severity (Vendor) N/A Revision 1

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
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Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 4.6 Attack Range Local
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
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Detail

SuSE developers discovered that ntp confuses the given group id with the group id of the given user when called with a group id on the commandline that is specified as a string and not as a numeric gid, which causes ntpd to run with different privileges than intended.

The old stable distribution (woody) is not affected by this problem.

For the stable distribution (sarge) this problem has been fixed in version 4.2.0a+stable-2sarge1.

The unstable distribution (sid) is not affected by this problem.

We recommend that you upgrade your ntp-server package.

Original Source

Url : http://www.debian.org/security/2005/dsa-801

CWE : Common Weakness Enumeration

% Id Name

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:9669
 
Oval ID: oval:org.mitre.oval:def:9669
Title: The xntpd ntp (ntpd) daemon before 4.2.0b, when run with the -u option and using a string to specify the group, uses the group ID of the user instead of the group, which causes xntpd to run with different privileges than intended.
Description: The xntpd ntp (ntpd) daemon before 4.2.0b, when run with the -u option and using a string to specify the group, uses the group ID of the user instead of the group, which causes xntpd to run with different privileges than intended.
Family: unix Class: vulnerability
Reference(s): CVE-2005-2496
Version: 5
Platform(s): Red Hat Enterprise Linux 4
CentOS Linux 4
Oracle Linux 4
Product(s):
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 11

OpenVAS Exploits

Date Description
2008-01-17 Name : Debian Security Advisory DSA 801-1 (ntp)
File : nvt/deb_801_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
19055 NTP ntpd -u Group Permission Weakness

Nessus® Vulnerability Scanner

Date Description
2006-08-30 Name : The remote CentOS host is missing a security update.
File : centos_RHSA-2006-0393.nasl - Type : ACT_GATHER_INFO
2006-08-14 Name : The remote Red Hat host is missing a security update.
File : redhat-RHSA-2006-0393.nasl - Type : ACT_GATHER_INFO
2006-01-15 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-175-1.nasl - Type : ACT_GATHER_INFO
2005-09-17 Name : The remote Fedora Core host is missing a security update.
File : fedora_2005-812.nasl - Type : ACT_GATHER_INFO
2005-09-06 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-801.nasl - Type : ACT_GATHER_INFO
2005-08-29 Name : The remote NTP server is affected by a privilege escalation vulnerability.
File : ntp_incorrect_group_privs.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2014-02-17 11:34:19
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