CVSS 3.1 Score 4.6 of 10 (medium)


Published Oct 18, 2023
Updated: Oct 30, 2023
CWE ID 1333


CVE-2023-45813 is a vulnerability in the Torbot open source tor network intelligence tool. The torbot.modules.validators.validate_link function in affected versions uses a URL validation regular expression that has an exponential complexity, allowing an attacker to crash the application with a well-crafted argument. This vulnerability can be exploited by using a well-crafted URL argument to cause a Denial of Service attack on the system. The vulnerability has been addressed in version 4.0.0, and users are advised to upgrade. There are no known workarounds for this vulnerability.

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