openSUSE Security Update : tor (openSUSE-2020-1970)

high Nessus Plugin ID 143143

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for tor fixes the following issues :

Updating tor to a newer version in the respective codestream.

- tor 0.3.5.12 :

- Check channels+circuits on relays more thoroughly (TROVE-2020-005, boo#1178741)

- Not affected by out-of-bound memory access (CVE-2020-15572, boo#1173979)

- Fix DoS defenses on bridges with a pluggable transport

- CVE-2020-10592: CPU consumption DoS and timing patterns (boo#1167013)

- CVE-2020-10593: circuit padding memory leak (boo#1167014)

- tor 0.4.4.6

- Check channels+circuits on relays more thoroughly (TROVE-2020-005, boo#1178741)

- Fix a crash due to an out-of-bound memory access (CVE-2020-15572, boo#1173979)

- Fix logrotate to not fail when tor is stopped (boo#1164275)

Solution

Update the affected tor packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1164275

https://bugzilla.opensuse.org/show_bug.cgi?id=1167013

https://bugzilla.opensuse.org/show_bug.cgi?id=1167014

https://bugzilla.opensuse.org/show_bug.cgi?id=1173979

https://bugzilla.opensuse.org/show_bug.cgi?id=1178741

Plugin Details

Severity: High

ID: 143143

File Name: openSUSE-2020-1970.nasl

Version: 1.4

Type: local

Agent: unix

Published: 11/20/2020

Updated: 2/8/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2020-10592

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2020-15572

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:tor, p-cpe:/a:novell:opensuse:tor-debuginfo, p-cpe:/a:novell:opensuse:tor-debugsource, cpe:/o:novell:opensuse:15.1, cpe:/o:novell:opensuse:15.2

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/19/2020

Vulnerability Publication Date: 3/23/2020

Reference Information

CVE: CVE-2020-10592, CVE-2020-10593, CVE-2020-15572