FreeBSD : py-matrix-synapse -- XSS vulnerability (5f39d80f-107c-11eb-8b47-641c67a117d8)

medium Nessus Plugin ID 141517

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Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

Matrix developers reports :

The fallback authentication endpoint served via Synapse were vulnerable to cross-site scripting (XSS) attacks. The impact depends on the configuration of the domain that Synapse is deployed on, but may allow access to cookies and other browser data, CSRF vulnerabilities, and access to other resources served on the same domain or parent domains.

Solution

Update the affected packages.

Plugin Details

Severity: Medium

ID: 141517

File Name: freebsd_pkg_5f39d80f107c11eb8b47641c67a117d8.nasl

Version: 1.4

Type: local

Family: FreeBSD Local Security Checks

Published: 10/19/2020

Updated: 2/15/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.0

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2020-26891

CVSS v3

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.3

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

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:py37-matrix-synapse, p-cpe:/a:freebsd:freebsd:py36-matrix-synapse, cpe:/o:freebsd:freebsd, p-cpe:/a:freebsd:freebsd:py38-matrix-synapse, p-cpe:/a:freebsd:freebsd:py39-matrix-synapse

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Ease: No known exploits are available

Patch Publication Date: 10/17/2020

Vulnerability Publication Date: 10/1/2020

Reference Information

CVE: CVE-2020-26891

Detections

Analytics