Debian DSA-4932-1 : tor - security update

high Nessus Plugin ID 150903

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Synopsis

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

Description

Multiple security vulnerabilities were discovered in Tor, a connection-based low-latency anonymous communication system, which could result in denial of service or spoofing.

Solution

Upgrade the tor packages.

For the stable distribution (buster), these problems have been fixed in version 0.3.5.15-1.

Plugin Details

Severity: High

ID: 150903

File Name: debian_DSA-4932.nasl

Version: 1.3

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 6/21/2021

Updated: 7/19/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2021-34550

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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:P/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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/18/2021

Vulnerability Publication Date: 6/29/2021

Reference Information

CVE: CVE-2021-34548, CVE-2021-34549, CVE-2021-34550

DSA: 4932

Detections

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