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No exploitation reported

CVE-2020-35860

No exploitation reported by the sources we read.

  • Published2020-12-31
  • WeaknessCWE-476

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code.

Timeline

dates in UTC
  1. 2020-12-3110:15CVE publishedNVD

Versions per branch

OSV · NVD
cbox
BranchAffectedFixed in
0.0+≥ 0.0.0-0no fix published
0.3≤ 0.3.0no fix published
Cbox project cbox
BranchAffectedFixed in
0.3≤ 0.3.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.19.8read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • NVDweakness (CWE)CWE-476read 2026-10-23
  • FIRST EPSSEPSS score1.6 %2026-11-08
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryCRITICAL2021-08-19

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2020-12-31
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-3vjm-36rr-7qrq

Frequently asked questions

What is CVE-2020-35860?

An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code.

Is CVE-2020-35860 actively exploited?

Active exploitation of CVE-2020-35860 has not been confirmed. Its EPSS score was 1.6% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-35860?

CVE-2020-35860 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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