Buffer overflow in Stack Project

CVE-2020-35895

An issue was discovered in the stack crate before 0.3.1 for Rust. ArrayVec has an out-of-bounds write via element insertion.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.019 (78.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-35895: held from 0.018 to 0.019.

EPSS over last 30 days · oldest: 0.018 · newest: 0.019 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-35895?
CVE-2020-35895 is a critical-severity vulnerability in Stack Project, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2020-12-31.
How severe is CVE-2020-35895?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-35895 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.