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Sicherheit: Ausführen beliebiger Kommandos in strongSwan
Aktuelle Meldungen Distributionen
Name: Ausführen beliebiger Kommandos in strongSwan
ID: USN-3774-1
Distribution: Ubuntu
Plattformen: Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS
Datum: Mo, 1. Oktober 2018, 23:02
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-17540
Applikationen: strongSwan

Originalnachricht

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From: Marc Deslauriers <marc.deslauriers@canonical.com>
Reply-To: Ubuntu Security <security@ubuntu.com>
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID: <d5d6ca6c-f600-01f3-b05a-0fb6c778caea@canonical.com>
Subject: [USN-3774-1] strongSwan vulnerability

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==========================================================================
Ubuntu Security Notice USN-3774-1
October 01, 2018

strongswan vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

strongSwan could be made to crash or run programs if it received specially
crafted network traffic.

Software Description:
- strongswan: IPsec VPN solution

Details:

It was discovered that strongSwan incorrectly handled signature validation
in the gmp plugin. A remote attacker could use this issue to cause
strongSwan to crash, resulting in a denial of service, or possibly execute
arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
libstrongswan 5.6.2-1ubuntu2.3
strongswan 5.6.2-1ubuntu2.3

Ubuntu 16.04 LTS:
libstrongswan 5.3.5-1ubuntu3.8
strongswan 5.3.5-1ubuntu3.8

Ubuntu 14.04 LTS:
libstrongswan 5.1.2-0ubuntu2.11
strongswan 5.1.2-0ubuntu2.11

In general, a standard system update will make all the necessary changes.

References:
https://usn.ubuntu.com/usn/usn-3774-1
CVE-2018-17540

Package Information:
https://launchpad.net/ubuntu/+source/strongswan/5.6.2-1ubuntu2.3
https://launchpad.net/ubuntu/+source/strongswan/5.3.5-1ubuntu3.8
https://launchpad.net/ubuntu/+source/strongswan/5.1.2-0ubuntu2.11


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