CVE-2021-38187 — Incorrect cast in anymap — CVE Details
CRITICAL
Incorrect cast in anymap
Published August 25, 2021Updated September 10, 2026Source: osv
Summary
An issue was discovered in the anymap crate through 0.12.1 for Rust. It violates soundness via conversion of a *u8 to a *u64.
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).
| Package | Ecosystem | Affected | Fixed In |
|---|---|---|---|
| anymap | crates.io | All versions | Range-based data available |
Vulnerability Classification
Common Weakness Enumeration (CWE) identifiers for this vulnerability type.
- CWE-681
- CWE-704
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-2021-38187?
- Incorrect cast in anymap 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-2021-38187?
- CVE-2021-38187 affects anymap. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2021-38187 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-hc92-9h3m-c39j
RUSTSEC-2021-0065
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