CVE-2021-30455 : An issue was discovered in the id-map crate through 2021-02-26 for Rust. A doubl

An issue was discovered in the id-map crate through 2021-02-26 for Rust. A double free can occur in IdMap::clone_from upon a .clone panic.

Published 2021-04-07 22:15:15

Updated 2021-04-12 14:56:24

Source MITRE

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2021-30455

Id-map Project » Id-map » For Rust
Versions up to, including, (<=) 2021-02-26
cpe:2.3:a:id-map_project:id-map:*:*:*:*:*:rust:*:*
Matching versions

EPSS FAQ

0.21%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 59 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-415 Double Free

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

Assigned by: nvd@nist.gov (Primary)

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