8.8
HIGH
CVE-2021-23845
WordPress Session Hijacking Vulnerability
Description

This vulnerability could allow an attacker to hijack a session while a user is logged in the configuration web page. This vulnerability was discovered by a security researcher in B426 and found during internal product tests in B426-CN/B429-CN, and B426-M and has been fixed already starting from version 3.08 on, which was released on June 2019.

INFO

Published Date :

June 18, 2021, 2:15 p.m.

Last Modified :

June 24, 2021, 5:12 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-23845 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 Bosch b426_firmware
2 Bosch b426-cn_firmware
3 Bosch b429-cn_firmware
4 Bosch b426-m_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-2021-23845.

URL Resource
https://psirt.bosch.com/security-advisories/bosch-sa-196933-bt.html 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-2021-23845 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-23845 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]

    Jun. 24, 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:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type https://psirt.bosch.com/security-advisories/bosch-sa-196933-bt.html No Types Assigned https://psirt.bosch.com/security-advisories/bosch-sa-196933-bt.html Vendor Advisory
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration AND OR *cpe:2.3:o:bosch:b426_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 03.08 OR cpe:2.3:h:bosch:b426:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bosch:b426-cn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 03.08 OR cpe:2.3:h:bosch:b426-cn:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bosch:b429-cn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 03.08 OR cpe:2.3:h:bosch:b429-cn:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:bosch:b426-m_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 03.10 OR cpe:2.3:h:bosch:b426-m:-:*:*:*:*:*:*:*
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-2021-23845 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.

0.45 }} 0.06%

score

0.75842

percentile

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