CVE-2020-36202: An issue was discovered in the async-h1 crate before 2.3.0 for Rust

Medium severity · published Jan 26, 2021

CVE-2020-36202

An issue was discovered in the async-h1 crate before 2.3.0 for Rust

6.1

CVSS

0.8%

EPSS

On KEV

Description

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.

CVSS vector

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

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

Low

Integrity

Low

Availability

None

Scope

Changed

Exploitation

Is it being used?

Exploit prediction (EPSS)0.8% · higher than 57% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Async-h1 · Rust-lang

before 2.3.0 · source: NVD

Affected product

Async-h1

Rust-lang

All Async-h1 CVEs

References

NVD

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

CVE.org

https://www.cve.org/CVERecord?id=CVE-2020-36202

Patch

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