CVE-2021-33570

 

Published at: - 26-05-2021 12:15

Last modified: - 03-06-2022 08:54

Total changes: - 6

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

 

Verification logic

 

Reference

• https://github.com/Tridentsec-io/postbird
• https://github.com/Paxa/postbird/issues/134
• https://github.com/Paxa/postbird/issues/132
• https://github.com/Paxa/postbird/issues/133
• http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html
• http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html
• https://www.exploit-db.com/exploits/49910
• https://tridentsec.io/blogs/postbird-cve-2021-33570/

 

Keywords

NVD

 

CVE-2021-33570

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures