CVE-2020-35903

CVE-2020-35903 is a medium-severity vulnerability in Dync Project Dync 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 dync crate before 0.5.0 for Rust. VecCopy allows misaligned element access because u8 is not always the type in question.

Frequently asked questions

What is CVE-2020-35903?
An issue was discovered in the dync crate before 0.5.0 for Rust. VecCopy allows misaligned element access because u8 is not always the type in question.
How severe is CVE-2020-35903?
CVE-2020-35903 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-2020-35903 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-35903?
CVE-2020-35903 affects Dync Project Dync. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-35903?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-35903 published?
CVE-2020-35903 was published on 2020-12-31 and last updated on 2026-06-17.

References

Affected products (1)