9.8
CRITICAL
CVE-2021-43958
Fisheye and Crucible CAPTCHA Bypass Vulnerability
Description

Various rest resources in Fisheye and Crucible before version 4.8.9 allowed remote attackers to brute force user login credentials as rest resources did not check if users were beyond their max failed login limits and therefore required solving a CAPTCHA in addition to providing user credentials for authentication via a improper restriction of excess authentication attempts vulnerability.

INFO

Published Date :

March 16, 2022, 1:15 a.m.

Last Modified :

March 22, 2022, 4:02 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2021-43958 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Atlassian crucible
2 Atlassian fisheye
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-2021-43958.

URL Resource
https://jira.atlassian.com/browse/CRUC-8523 Issue Tracking Vendor Advisory
https://jira.atlassian.com/browse/FE-7387 Issue Tracking Vendor Advisory

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).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-43958 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-43958 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.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Mar. 22, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://jira.atlassian.com/browse/CRUC-8523 No Types Assigned https://jira.atlassian.com/browse/CRUC-8523 Issue Tracking, Vendor Advisory
    Changed Reference Type https://jira.atlassian.com/browse/FE-7387 No Types Assigned https://jira.atlassian.com/browse/FE-7387 Issue Tracking, Vendor Advisory
    Added CWE NIST CWE-307
    Added CPE Configuration OR *cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:* versions up to (excluding) 4.8.9 *cpe:2.3:a:atlassian:fisheye:*:*:*:*:*:*:*:* versions up to (excluding) 4.8.9
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-43958 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.53 }} 0.03%

score

0.76422

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability