CVE-2021-33570

Published May 25, 2021

Last updated 9 months ago

Overview

Description
Postbird 0.8.4 allows stored XSS via the onerror attribute of an IMG element in any PostgreSQL database table. This can result in reading local files via vectors involving XMLHttpRequest and open of a file:/// URL, or discovering PostgreSQL passwords via vectors involving Window.localStorage and savedConnections.
Source
cve@mitre.org
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
5.4
Impact score
2.7
Exploitability score
2.3
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
3.5
Impact score
2.9
Exploitability score
6.8
Vector string
AV:N/AC:M/Au:S/C:N/I:P/A:N

Weaknesses

nvd@nist.gov
CWE-79

Social media

Hype score
Not currently trending

Configurations