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CVE-2021-37443

25
FAUCET Score

CVE-2021-37443 describes a path traversal vulnerability in NCH IVM Attendant version 5.12 and earlier, allowing an authenticated attacker to delete arbitrary files on the system. This high-severity vulnerability (CVSS 8.1) has a low attack complexity and can lead to high impact on integrity and availability, as it permits unauthorized file deletion. Despite its severity, there is no known public exploit code, Metasploit module, or Nuclei template available, and it has received minimal community discussion or media coverage, indicating a low current exploitation risk.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.12CPE matchmatch criteria
cpe:2.3:a:nchsoftware:ivm_attendant:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.1HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.25%
Probability of exploitation in next 30 days
EPSS Percentile
66.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0125 is in the 63rd percentile among its peer group of 17,829 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

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

Remediation records are not available for this CVE.

References

github.com / 0xfml/poc/blob/main/NCH/IVM_5.12_LFI.md
ExploitThird Party Advisory
nch.com.au / ivm/index.html
Product