9.8
CRITICAL
CVE-2020-21991
AVE DOMINAplus Authentication Bypass Vulnerability
Description

AVE DOMINAplus <=1.10.x suffers from an authentication bypass vulnerability due to missing control check when directly calling the autologin GET parameter in changeparams.php script. Setting the autologin value to 1 allows an unauthenticated attacker to permanently disable the authentication security control and access the management interface with admin privileges without providing credentials.

INFO

Published Date :

April 28, 2021, 2:15 p.m.

Last Modified :

May 19, 2021, 7:20 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2020-21991 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 Ave dominaplus
2 Ave 53ab-wbs_firmware
3 Ave ts01_firmware
4 Ave ts03x-v_firmware
5 Ave ts04x-v_firmware
6 Ave ts05_firmware
7 Ave ts05n-v_firmware
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-2020-21991.

URL Resource
https://www.exploit-db.com/exploits/47822 Exploit Third Party Advisory VDB Entry
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5549.php Exploit Third Party 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-2020-21991 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-21991 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]

    May. 19, 2021

    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://www.exploit-db.com/exploits/47822 No Types Assigned https://www.exploit-db.com/exploits/47822 Exploit, Third Party Advisory, VDB Entry
    Changed Reference Type https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5549.php No Types Assigned https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5549.php Exploit, Third Party Advisory
    Added CWE NIST CWE-287
    Added CPE Configuration OR *cpe:2.3:a:ave:dominaplus:*:*:*:*:*:*:*:* versions from (including) 1.10.11 up to (including) 1.10.77
    Added CPE Configuration AND OR *cpe:2.3:o:ave:53ab-wbs_firmware:1.10.62:*:*:*:*:*:*:* OR cpe:2.3:h:ave:53ab-wbs:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:ave:ts01_firmware:1.0.65:*:*:*:*:*:*:* OR cpe:2.3:h:ave:ts01:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:ave:ts03x-v_firmware:1.10.45a:*:*:*:*:*:*:* OR cpe:2.3:h:ave:ts03x-v:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:ave:ts04x-v_firmware:1.10.45a:*:*:*:*:*:*:* OR cpe:2.3:h:ave:ts04x-v:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:ave:ts05_firmware:1.10.36:*:*:*:*:*:*:* OR cpe:2.3:h:ave:ts05:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:ave:ts05n-v_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:ave:ts05n-v:-:*:*:*:*:*:*:*
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-2020-21991 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.

8.56 }} 2.94%

score

0.94595

percentile

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