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Fencer Vulns
medium 5.5

CVE-2020-35916 json

Mutable reference with immutable provenance in image

published 2020-11-12 5 y ago modified 2026-06-17 4 mo ago also GHSA-9wgh-vjj7-7433 , RUSTSEC-2020-0073 , EUVD-2021-1669

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits
0
none known

Summary

An issue was discovered in the image crate before 0.23.12 for Rust. A Mutable reference has immutable provenance. (In the case of LLVM, the IR may be always correct.)

Patch / fix

  • crates.io image 0.23.12
  • image-rs image 0.23.12
  • rust-image Debian 14, Debian 13, Debian 12 0.23.14-1

debian advisories DEBIAN-CVE-2020-35916

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • rustsec.org https://rustsec.org/advisories/RUSTSEC-2020-0073.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P
OSV 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
GitHub 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
crates.io image
<0.23.12
>=0.0.0-0, <0.23.12
0.23.12

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.