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CVE-2020-35926

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Date: December 31, 2020

An issue was discovered in the nanorand crate before 0.5.1 for Rust. It caused any random number generator (even ChaCha) to return all zeroes because integer truncation was mishandled.

Language: RUST

Severity Score

Severity Score

Weakness Type (CWE)

Use of Insufficiently Random Values

CWE-330

Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

CWE-338

Incorrect Conversion between Numeric Types

CWE-681

Top Fix

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Upgrade Version

Upgrade to version 0.5.1

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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