CVE-2021-4305
3.5 · LOWOverview
CVE-2021-4305 is a low-severity vulnerability affecting bridgeline robots-txt-guard. It was published on January 5, 2023 and has a CVSS 3.1 base score of 3.5 (LOW).
This vulnerability has a CVSS 3.1 base score of 3.5, rated LOW. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
A vulnerability was found in Woorank robots-txt-guard. It has been rated as problematic. Affected by this issue is the function makePathPattern of the file lib/patterns.js. The manipulation of the argument pattern leads to inefficient regular expression complexity. The exploit has been disclosed to the public and may be used. The name of the patch is c03827cd2f9933619c23894ce7c98401ea824020. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-217448.
Remediation
Check the references section for vendor advisories and patches from bridgeline. Update robots-txt-guard 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 |
|---|---|---|---|
| bridgeline | robots-txt-guard | >= 0, < 2021-02-07 | Affected |
References
Frequently Asked Questions
What is CVE-2021-4305?
CVE-2021-4305 is a low-severity vulnerability affecting bridgeline robots-txt-guard. It was published on January 5, 2023 and has a CVSS 3.1 base score of 3.5 (LOW).
How severe is CVE-2021-4305?
This vulnerability has a CVSS 3.1 base score of 3.5, rated LOW. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-4305?
Check the references section for vendor advisories and patches from bridgeline. Update robots-txt-guard 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-2021-4305?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-4305 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.
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