Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2020-36455

25
FAUCET Score

CVE-2020-36455 describes a critical vulnerability in the Rust 'slock' crate, specifically affecting versions through 2020-11-17, where the Slock<T> type unconditionally implements Send and Sync. This flaw carries a high CVSS score of 8.1, indicating a severe risk with potential for high impact on confidentiality, integrity, and availability, achievable remotely with high attack complexity. Despite its severity, there is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2020-11-17CPE matchmatch criteria
cpe:2.3:a:brokenlamp:slock:*:*:*:*:*: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
1.31%
Probability of exploitation in next 30 days
EPSS Percentile
67.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0131 is in the 28th percentile among its peer group of 8,918 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 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: slockFixed in: 0.2.0

Vendor Advisories (1)

rustGHSA-mc36-5m36-hjh5high

Data races in slock

Aug 25, 2021

References

raw.githubusercontent.com / rustsec/advisory-db/main/crates/slock/RUSTSEC-2020-0135.md
Third Party Advisory
rustsec.org / advisories/RUSTSEC-2020-0135.html
ExploitThird Party Advisory