CVE-2020-35864 : An issue was discovered in the flatbuffers crate through 2020-04-11 for Rust. re

An issue was discovered in the flatbuffers crate through 2020-04-11 for Rust. read_scalar (and read_scalar_at) can transmute values without unsafe blocks.

Published 2020-12-31 10:15:15

Updated 2021-01-07 16:45:33

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2020-35864

Google » Flatbuffers » For Rust
Versions from including (>=) 0.4.0 and up to, including, (<=) 1.12.0
cpe:2.3:a:google:flatbuffers:*:*:*:*:*:rust:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2020-35864

EPSS FAQ

0.25%

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

~ 46 %

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

CVSS scores for CVE-2020-35864

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

References for CVE-2020-35864

https://rustsec.org/advisories/RUSTSEC-2020-0009.html

RUSTSEC-2020-0009: flatbuffers: `read_scalar` and `read_scalar_at` allow transmuting values without `unsafe` blocks › RustSec Advisory Database
Exploit;Third Party Advisory

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Vulnerability Details : CVE-2020-35864

Products affected by CVE-2020-35864

Exploit prediction scoring system (EPSS) score for CVE-2020-35864

CVSS scores for CVE-2020-35864

References for CVE-2020-35864