CVE-2021-23845
8.0 · HIGHOverview
CVE-2021-23845 is a high-severity vulnerability affecting bosch b426_firmware. It was published on June 18, 2021 and has a CVSS 3.1 base score of 8.0 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.0, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from bosch. Update b426_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| bosch | b426_firmware | >= 0, < 03.08 | Affected |
| bosch | b426-cn_firmware | >= 0, < 03.08 | Affected |
| bosch | b429-cn_firmware | >= 0, < 03.08 | Affected |
| bosch | b426-m_firmware | >= 0, < 03.10 | Affected |
Frequently Asked Questions
What is CVE-2021-23845?
CVE-2021-23845 is a high-severity vulnerability affecting bosch b426_firmware. It was published on June 18, 2021 and has a CVSS 3.1 base score of 8.0 (HIGH).
How severe is CVE-2021-23845?
This vulnerability has a CVSS 3.1 base score of 8.0, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-23845?
Check the references section for vendor advisories and patches from bosch. Update b426_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-23845?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-23845 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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