CVE-2021-45706 — Memory flaw in zeroize_derive — CVE Details
CRITICAL
Memory flaw in zeroize_derive
Published January 6, 2022Updated November 8, 2023Source: osv
Summary
An issue was discovered in the zeroize_derive crate before 1.1.1 for Rust. Dropped memory is not zeroed out for an enum.
Advisory Timeline
- First published January 6, 2022 (1740 days ago).
- Last revised November 8, 2023 — 670 days after initial publication.
Remediation
Upgrade to the fixed version using your package manager.
Cargo
Update zeroize_derive to 1.1.1 or latercargo update -p zeroize_derive --precise 1.1.1
After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.
Affected Packages (1)
Affects 1 ecosystem: crates.io (1).
| Package | Ecosystem | Affected | Fixed In |
|---|---|---|---|
| zeroize_derive | crates.io | All versions | 1.1.1 |
Vulnerability Classification
Common Weakness Enumeration (CWE) identifiers for this vulnerability type.
- CWE-459
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
- https://nvd.nist.gov/vuln/detail/CVE-2021-45706ADVISORY
- https://github.com/iqlusioninc/crates/issues/876WEB
- https://github.com/RustCrypto/utils/tree/master/zeroize/derivePACKAGE
- https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/zeroize_derive/RUSTSEC-2021-0115.mdWEB
- https://rustsec.org/advisories/RUSTSEC-2021-0115.htmlWEB
Frequently Asked Questions
- What is CVE-2021-45706?
- Memory flaw in zeroize_derive 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-2021-45706?
- CVE-2021-45706 affects zeroize_derive. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2021-45706 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-c5hx-w945-j4pq
RUSTSEC-2021-0115
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