Abomonation transmutes &T to and from &[u8] without sufficient constraints

Also known as GHSA-5vwc-r48g-wj6c, GHSA-hfxp-p695-629x, RUSTSEC-2021-0120

Published 5 y ago 2021-10-17 · modified 4 mo ago 2026-06-17 · JSON

CVSS

7.5

v3.1 · NVD

CISA KEV

not known exploited

EPSS

1.0%

percentile 63%

Public exploits

none known

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.

Exploit prediction (EPSS)

1.00% probability of exploitation in the next 30 days, higher than 63% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.1	7.5	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`
NVD	2.0	5.0	`AV:N/AC:L/Au:N/C:P/I:N/A:N`
GitHub	3.1	7.5	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`

Affected packages

Ecosystem	Package	Affected	Fixed in
crates.io	`abomonation`	<=0.7.3 >=0.0.0-0	no fix listed

Classification

Weakness

CWE-668 Exposure of Resource to Wrong Sphere

References

rustsec.org /advisories/RUSTSEC-2021-0120.html · x_refsource_MISC, x_transferred
raw.githubusercontent.com /rustsec/advisory-db/main/crates/abomonation/RUSTSEC-2021-0120.md · x_refsource_MISC, x_transferred
nvd.nist.gov /vuln/detail/CVE-2021-45708 · advisory
github.com /TimelyDataflow/abomonation/issues/23 · web
github.com /TimelyDataflow/abomonation · package
crates.io /crates/abomonation · package

Sources

CVE List: CVE-2021-45708
GitHub Advisory: GHSA-5vwc-r48g-wj6c
GitHub Advisory: GHSA-hfxp-p695-629x
NVD: CVE-2021-45708
OSV: RUSTSEC-2021-0120

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