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CVE-2020-36459

25
FAUCET Score

CVE-2020-36459 is a high-severity vulnerability affecting the dces crate for Rust, where the World type is incorrectly marked as Send without proper bounds on its EntityStore and ComponentStore. This flaw carries a CVSS score of 8.1 (High), indicating a network-based attack with high impact on confidentiality, integrity, and availability, though requiring high attack complexity. There is currently no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2020-12-09CPE matchmatch criteria
cpe:2.3:a:dces_project:dces:*:*:*:*:*:rust:*:*

CVSS Data

CVSS version used by this source: 3.1

8.1HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.10%
Probability of exploitation in next 30 days
EPSS Percentile
62.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0110 is in the 25th percentile among its peer group of 8,915 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

rustGHSA-hxw9-jxqw-jc8jhigh

Data races in dces

Aug 25, 2021

References

raw.githubusercontent.com / rustsec/advisory-db/main/crates/dces/RUSTSEC-2020-0139.md
Third Party Advisory
rustsec.org / advisories/RUSTSEC-2020-0139.html
ExploitIssue TrackingPatchThird Party Advisory