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-2021-41150

21
FAUCET Score

CVE-2021-41150 affects the 'tough' Rust library, specifically versions prior to 0.12.0, which is used in products like Amazon Tough for managing TUF repositories. This vulnerability allows for arbitrary file overwrite due to improper sanitization of delegated role names when caching or loading repositories. With a CVSS score of 6.5 (Medium), an authenticated attacker can remotely overwrite .json files anywhere on the system, leading to high integrity impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.12.0CPE matchmatch criteria
cpe:2.3:a:amazon:tough:*:*:*:*:*:rust:*:*

CVSS Data

CVSS version used by this source: 3.1

8.2HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
5.8
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.24%
Probability of exploitation in next 30 days
EPSS Percentile
66.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0124 is in the 80th percentile among its peer group of 21,974 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
rustpatch availablevia ghsa
Product: toughFixed in: 0.12.0

Vendor Advisories (1)

rustGHSA-r56q-vv3c-6g9chigh

Improper sanitization of delegated role names

Oct 19, 2021

References

github.com / awslabs/tough/commit/1809b9bd1106d78a51fbea3071aa97a3530bac9a
PatchThird Party Advisory
github.com / awslabs/tough/security/advisories/GHSA-r56q-vv3c-6g9c
Third Party Advisory
github.com / theupdateframework/python-tuf/security/advisories/GHSA-wjw6-2cqr-j4qr
Third Party Advisory