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CVE-2020-35881 — Out of bounds write in traitobject — CVE Details

CRITICAL

Out of bounds write in traitobject

Published August 25, 2021Updated September 10, 2026Source: osv

Summary

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.

Advisory Timeline

  • First published August 25, 2021 (1874 days ago).
  • Last revised September 10, 2026 — 1841 days after initial publication.

Affected Packages (1)

Affects 1 ecosystem: crates.io (1).

PackageEcosystemAffectedFixed In
traitobject
crates.io
All versionsRange-based data available

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-787
    Out-of-bounds WriteMITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.8 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2020-35881?
Out of bounds write in traitobject This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.8/10).
How do I check if my project is affected by CVE-2020-35881?
CVE-2020-35881 affects traitobject. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2020-35881 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.8

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-j79j-cx3h-g27h
RUSTSEC-2020-0027

Related CVEs

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