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-2021-21909

25
FAUCET Score

CVE-2021-21909 is a critical arbitrary file deletion vulnerability affecting Garrett IC Module and IC Module Firmware. An attacker can exploit this by providing specially crafted command-line arguments to the "del .cnt|.log" command, leading to the deletion of arbitrary files. With a CVSS score of 8.1 (HIGH), this vulnerability is network-exploitable with low attack complexity and requires low privileges, resulting in high impact to integrity and availability. While no public exploit code or active exploitation has been observed, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the security community.

Impacted Technologies

VendorProductVersion(s)CPE
5.0CPE matchmatch criteria
cpe:2.3:o:garrett:ic_module_firmware:5.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.0MEDIUM

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
1.2
Impact Score
4.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.01%
Probability of exploitation in next 30 days
EPSS Percentile
59.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0101 is in the 56th percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

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

Remediation

Remediation records are not available for this CVE.

References

talosintelligence.com / vulnerability_reports/TALOS-2021-1359
ExploitThird Party Advisory