Executive Summary

Summary
Title New ipmasq packages fix insecure packet filtering rules
Informations
Name DSA-389 First vendor Publication 2003-09-20
Vendor Debian Last vendor Modification 2003-09-20
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:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
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Detail

ipmasq is a package which simplifies configuration of Linux IP masquerading, a form of network address translation which allows a number of hosts to share a single public IP address. Due to use of certain improper filtering rules, traffic arriving on the external interface addressed for an internal host would be forwarded, regardless of whether it was associated with an established connection. This vulnerability could be exploited by an attacker capable of forwarding IP traffic with an arbitrary destination address to the external interface of a system with ipmasq installed.

For the current stable distribution (woody) this problem has been fixed in version 3.5.10c.

For the unstable distribution (sid) this problem has been fixed in version 3.5.12.

We recommend that you update your ipmasq package.

Original Source

Url : http://www.debian.org/security/2003/dsa-389

CPE : Common Platform Enumeration

TypeDescriptionCount
Hardware 1

OpenVAS Exploits

Date Description
2008-01-17 Name : Debian Security Advisory DSA 389-1 (ipmasq)
File : nvt/deb_389_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
11743 ipmasq External Interface Packet Forward Restriction Bypass

Nessus® Vulnerability Scanner

Date Description
2004-09-29 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-389.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2014-02-17 11:32:55
  • Multiple Updates