Vulnerability in Tokio Tokio-Rustls

CVE-2020-35875

An issue was discovered in the tokio-rustls crate before 0.13.1 for Rust. Excessive memory usage may occur when data arrives quickly.

EPSS: 0.013 (68.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Tokio Tokio-rustls
N/a — versions n/a

Public proof-of-concept exploits

Artisan-Lab/Rust-memory-safety-bugs

References

cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-35875?: CVE-2020-35875 is a high-severity vulnerability in Tokio Tokio-Rustls. CVSS score: 7.5/10. Published 2020-12-31.
How severe is CVE-2020-35875?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2020-35875 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.