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openSUSE Security Update : tor (openSUSE-2017-1336)

high Nessus Plugin ID 105227

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for tor fixes vulnerabilities that allowed some traffic confirmation, DoS and other attacks (bsc#1070849) :

 - CVE-2017-8819: Replay-cache ineffective for v2 onion services

 - CVE-2017-8820: Remote DoS attack against directory authorities

 - CVE-2017-8821: An attacker can make Tor ask for a password

 - CVE-2017-8822: Relays can pick themselves in a circuit path

 - CVE-2017-8823: Use-after-free in onion service v2

Solution

Update the affected tor packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1070849

Plugin Details

Severity: High

ID: 105227

File Name: openSUSE-2017-1336.nasl

Version: 3.5

Type: local

Agent: unix

Published: 12/14/2017

Updated: 1/19/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

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

CVSS v3

Risk Factor: High

Base Score: 8.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:tor, cpe:/o:novell:opensuse:42.2, p-cpe:/a:novell:opensuse:tor-debugsource, cpe:/o:novell:opensuse:42.3, p-cpe:/a:novell:opensuse:tor-debuginfo

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Patch Publication Date: 12/2/2017

Reference Information

CVE: CVE-2017-8819, CVE-2017-8820, CVE-2017-8821, CVE-2017-8822, CVE-2017-8823