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CVE-2020-36452

28
FAUCET Score

CVE-2020-36452 is a critical vulnerability affecting the array-tools Rust crate prior to version 0.3.2, specifically within the FixedCapacityDequeLike::clone() function, which improperly drops uninitialized memory. With a CVSS score of 9.8, this vulnerability is remotely exploitable with low attack complexity, allowing for high impact to confidentiality, integrity, and availability. There is currently no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.3.2CPE matchmatch criteria
cpe:2.3:a:array-tools_project:array-tools:*:*:*:*:*:rust:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.12%
Probability of exploitation in next 30 days
EPSS Percentile
62.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0112 is in the 48th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

rustpatch availablevia ghsa
Product: array-toolsFixed in: 0.3.2

Vendor Advisories (1)

rustGHSA-6wp2-fw3v-mfmccritical

Memory corruption in array-tools

Aug 25, 2021

References

raw.githubusercontent.com / rustsec/advisory-db/main/crates/array-tools/RUSTSEC-2020-0132.md
Third Party Advisory
rustsec.org / advisories/RUSTSEC-2020-0132.html
Vendor Advisory