Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2021-21260 First vendor Publication 2021-01-22
Vendor Cve Last vendor Modification 2021-01-29

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Overall CVSS Score 5.4
Base Score 5.4 Environmental Score 5.4
impact SubScore 2.7 Temporal Score 5.4
Exploitabality Sub Score 2.3
 
Attack Vector Network Attack Complexity Low
Privileges Required Low User Interaction Required
Scope Changed Confidentiality Impact Low
Integrity Impact Low Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:S/C:N/I:P/A:N)
Cvss Base Score 3.5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 6.8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

Online Invoicing System (OIS) is open source software which is a lean invoicing system for small businesses, consultants and freelancers created using AppGini. In OIS version 4.0 there is a stored XSS which can enables an attacker takeover of the admin account through a payload that extracts a csrf token and sends a request to change password. It has been found that Item description is reflected without sanitization in app/items_view.php which enables the malicious scenario.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21260

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-79 Failure to Preserve Web Page Structure ('Cross-site Scripting') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

Source Url
CONFIRM https://github.com/bigprof-software/online-invoicing-system/security/advisori...
MISC https://github.com/bigprof-software/online-invoicing-system/releases/tag/4.2

Alert History

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Date Informations
2021-05-04 14:07:05
  • Multiple Updates
2021-04-22 03:11:39
  • Multiple Updates
2021-01-29 17:23:02
  • Multiple Updates
2021-01-26 21:23:50
  • Multiple Updates
2021-01-23 00:23:01
  • Multiple Updates
2021-01-22 21:23:27
  • First insertion