CVE-2020-35920

CVE-2020-35920 is a medium-severity vulnerability in Rust-lang Socket2 with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2020-35920?
CVE-2020-35920 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-35920 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-35920?
CVE-2020-35920 affects Rust-lang Socket2. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-35920?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-35920 published?
CVE-2020-35920 was published on 2020-12-31 and last updated on 2026-06-17.

References

Affected products (1)