Debian DSA-4644-1 : tor - security update

high Nessus Plugin ID 134774

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Synopsis

The remote Debian host is missing a security-related update.

Description

A denial of service vulnerability (by triggering high CPU consumption) was found in Tor, a connection-based low-latency anonymous communication system.

Solution

Upgrade the tor packages.

For the stable distribution (buster), this problem has been fixed in version 0.3.5.10-1.

For the oldstable distribution (stretch), support for tor is now discontinued. Please upgrade to the stable release (buster) to continue receiving tor updates.

Plugin Details

Severity: High

ID: 134774

File Name: debian_DSA-4644.nasl

Version: 1.4

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 3/23/2020

Updated: 1/25/2022

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, 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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:tor, cpe:/o:debian:debian_linux:10.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 3/20/2020

Vulnerability Publication Date: 3/23/2020

Reference Information

CVE: CVE-2020-10592

DSA: 4644

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