CVE-2021-33570
Postbird Stored Cross-Site Scripting (XSS)
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.
INFO
Published Date :
May 25, 2021, 10:15 p.m.
Last Modified :
Nov. 21, 2024, 6:09 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
2.7
Exploitability Score :
2.3
Public PoC/Exploit Available at Github
CVE-2021-33570 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-33570.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Automatic monitor github cve using Github Actions
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-33570 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-33570 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html Added Reference http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html Added Reference https://github.com/Paxa/postbird/issues/132 Added Reference https://github.com/Paxa/postbird/issues/133 Added Reference https://github.com/Paxa/postbird/issues/134 Added Reference https://github.com/Tridentsec-io/postbird Added Reference https://tridentsec.io/blogs/postbird-cve-2021-33570/ Added Reference https://www.exploit-db.com/exploits/49910 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Jun. 03, 2022
Action Type Old Value New Value Changed Reference Type http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html No Types Assigned http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html Third Party Advisory, VDB Entry Changed Reference Type https://tridentsec.io/blogs/postbird-cve-2021-33570/ No Types Assigned https://tridentsec.io/blogs/postbird-cve-2021-33570/ Broken Link, Third Party Advisory Changed Reference Type https://www.exploit-db.com/exploits/49910 No Types Assigned https://www.exploit-db.com/exploits/49910 Exploit, Third Party Advisory, VDB Entry -
CVE Modified by [email protected]
Jun. 17, 2021
Action Type Old Value New Value Added Reference https://www.exploit-db.com/exploits/49910 [No Types Assigned] Added Reference https://tridentsec.io/blogs/postbird-cve-2021-33570/ [No Types Assigned] -
CVE Modified by [email protected]
Jun. 01, 2021
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html [No Types Assigned] -
Initial Analysis by [email protected]
May. 28, 2021
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:S/C:N/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Changed Reference Type http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html No Types Assigned http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html Exploit, Third Party Advisory, VDB Entry Changed Reference Type https://github.com/Paxa/postbird/issues/132 No Types Assigned https://github.com/Paxa/postbird/issues/132 Issue Tracking, Third Party Advisory Changed Reference Type https://github.com/Paxa/postbird/issues/133 No Types Assigned https://github.com/Paxa/postbird/issues/133 Issue Tracking, Third Party Advisory Changed Reference Type https://github.com/Paxa/postbird/issues/134 No Types Assigned https://github.com/Paxa/postbird/issues/134 Issue Tracking, Third Party Advisory Changed Reference Type https://github.com/Tridentsec-io/postbird No Types Assigned https://github.com/Tridentsec-io/postbird Exploit, Third Party Advisory Added CWE NIST CWE-79 Added CPE Configuration OR *cpe:2.3:a:postbird_project:postbird:0.8.4:*:*:*:*:*:*:* -
CVE Modified by [email protected]
May. 27, 2021
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-33570 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-33570
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
1.26 }} 0.69%
score
0.78440
percentile