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GitHub Advisory DatabaseGHSA-C8RQ-CRXJ-MJ9M

HistoryMay 24, 2022 - 5:40 p.m.

Async-h1 request smuggling possible with long unread bodies

2022-05-2417:40:15

CWE-79

GitHub Advisory Database

github.com

async-h1 crate

rust

request smuggling

reverse proxy

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.001

Percentile

33.8%

JSON

An issue was discovered in the async-h1 crate before 2.3.0 for Rust. Request smuggling can occur when used behind a reverse proxy.

Affected configurations

Vulners

Node

rust-langasync-h1Range<2.3.0rust

VendorProductVersionCPE
rust-langasync-h1*cpe:2.3:a:rust-lang:async-h1:*:*:*:*:*:rust:*:*

Vendor	Product	Version	CPE
rust-lang	async-h1	*	cpe:2.3:a:rust-lang:async-h1::::::rust::*

References

github.com/advisories/GHSA-c8rq-crxj-mj9m

github.com/http-rs/async-h1/releases/tag/v2.3.0

nvd.nist.gov/vuln/detail/CVE-2020-36202

rustsec.org/advisories/RUSTSEC-2020-0093.html

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.001

Percentile

33.8%

JSON

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