CVE-2019-16141 : An issue was discovered in the once_cell crate before 1.0.1 for Rust. There is a panic during initialization of Lazy.

An issue was discovered in the once_cell crate before 1.0.1 for Rust. There is a panic during initialization of Lazy.

Published 2019-09-09 12:15:11

Updated 2019-09-09 18:28:39

Source MITRE

View at NVD, CVE.org

Vulnerability category: Input validation

Exploit prediction scoring system (EPSS) score for CVE-2019-16141

Probability of exploitation activity in the next 30 days: 0.14%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 48 % EPSS Score History EPSS FAQ

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Assigned by: nvd@nist.gov (Primary)

https://rustsec.org/advisories/RUSTSEC-2019-0017.html

RUSTSEC-2019-0017: once_cell: Panic during initialization of Lazy<T> might trigger undefined behavior › RustSec Advisory Database
Third Party Advisory
https://github.com/matklad/once_cell/issues/46

Lazy can cause UB when initialization fails, and program retries initialization · Issue #46 · matklad/once_cell · GitHub
Third Party Advisory

Once Cell Project » Once Cell
Versions from including (>=) 0.2.6 and before (<) 1.0.1
cpe:2.3:a:once_cell_project:once_cell:*:*:*:*:*:*:*:*
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