CVE-2020-24837
7.5 · HIGHOverview
CVE-2020-24837 is a high-severity vulnerability affecting zcfees_project zcfees. It was published on February 10, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
An integer underflow has been found in the latest version of ZCFees. The variables 'currPeriodIdx' and 'lastPeriodExecIdx' are both unsigned integers, and the result of the minus operation may be a negative integer which leads to an underflow. The attackers can modify the current timestamp of the transaction somehow and block the execution of the process function.
Remediation
Check the references section for vendor advisories and patches from zcfees_project. Update zcfees 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 |
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Frequently Asked Questions
What is CVE-2020-24837?
CVE-2020-24837 is a high-severity vulnerability affecting zcfees_project zcfees. It was published on February 10, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2020-24837?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-24837?
Check the references section for vendor advisories and patches from zcfees_project. Update zcfees 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-2020-24837?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-24837 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.
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