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CVE-2020-35896

Date: December 31, 2020

An issue was discovered in the ws crate through 2020-09-25 for Rust. The outgoing buffer is not properly limited, leading to a remote memory-consumption attack.

Language: RUST

Severity Score

Related Resources (6)

https://rustsec.org/advisories/RUSTSEC-2020-0043.html
https://crates.io/crates/ws
https://github.com/housleyjk/ws-rs/issues/291
https://github.com/housleyjk/ws-rs
https://nvd.nist.gov/vuln/detail/CVE-2020-35896
https://www.mend.io/vulnerability-database/CVE-2020-35896

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Allocation of Resources Without Limits or Throttling

CWE-770

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): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

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

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