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CVE-2020-35874

20
FAUCET Score

CVE-2020-35874 describes a race condition and use-after-free vulnerability in the ArcIntern::drop function of the Rust 'internment' crate, affecting versions through 2020-05-28. With a CVSS score of 8.1 (High), this vulnerability is network-exploitable with high impact on confidentiality, integrity, and availability, though it requires high attack complexity. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
0.3.12CPE matchmatch criteria
cpe:2.3:a:internment_project:internment:0.3.12:*:*:*:*: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
0.96%
Probability of exploitation in next 30 days
EPSS Percentile
57.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0096 is in the 23rd percentile among its peer group of 8,915 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Patch Available

Vendor Patches (1)

rustpatch availablevia ghsa
Product: internmentFixed in: 0.4.0

Vendor Advisories (1)

rustGHSA-96w3-p368-4h8chigh

Use after free in internment

Aug 25, 2021

References

rustsec.org / advisories/RUSTSEC-2020-0017.html
ExploitPatchThird Party Advisory