Vulnerability in Rust-Lang Socket2

CVE-2020-35920

An issue was discovered in the socket2 crate before 0.3.16 for Rust. It has false expectations about the std::net::SocketAddr memory representation.

EPSS: 0.004 (32.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Rust-lang Socket2
N/a — versions n/a

Public proof-of-concept exploits

Artisan-Lab/Rust-memory-safety-bugs

References

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

Frequently asked questions

What is CVE-2020-35920?: CVE-2020-35920 is a medium-severity vulnerability in Rust-Lang Socket2. CVSS score: 5.5/10. Published 2020-12-31.
How severe is CVE-2020-35920?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-35920 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.