CVE-2020-24837

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Summary

CVECVE-2020-24837
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-02-10 16:15:00 UTC
Updated2021-02-17 13:38:00 UTC
DescriptionAn 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.

Risk And Classification

Problem Types: CWE-191

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Zcfees Project Zcfees - All All All
Application Zcfees Project Zcfees - All All All

References

ReferenceSourceLinkTags
ZCFees | 0x9d79c6e2a0222b9ac7bfabc447209c58fe9e0dcc MISC etherscan.io Patch, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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