What is CVE-2021-45708?

CVE-2021-45708 is a high-severity vulnerability in Abomonation Project, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.5/10. Published 2021-12-27.

How severe is CVE-2021-45708?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Abomonation Project

CVE-2021-45708

An issue was discovered in the abomonation crate through 2021-10-17 for Rust. Because transmute operations are insufficiently constrained, there can be an information leak or ASLR bypass.

Published 2021-12-27 · last modified 2026-06-17.

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:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (60.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 60.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Abomonation Project

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

rustsec.org/advisories/RUSTSEC-2021-0120.html (Vendor Advisory)
raw.githubusercontent.com/rustsec/advisory-db/main/crates/abomonation/RUSTSEC-2… (Third Party Advisory)

Frequently asked questions

What is CVE-2021-45708?: CVE-2021-45708 is a high-severity vulnerability in Abomonation Project, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.5/10. Published 2021-12-27.
How severe is CVE-2021-45708?: High severity. CVSS v3 base score is 7.5 out of 10.