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CVE-2021-44207

74
FAUCET Score

CVE-2021-44207 describes a critical hard-coded credentials vulnerability in Acclaim USAHERDS software versions through 7.4.0.1. This flaw allows unauthenticated attackers to gain full control over affected systems remotely with high impact on confidentiality, integrity, and availability. It carries a CVSS score of 8.1 (HIGH) and is actively exploited in the wild, notably by APT41 targeting U.S. state government networks. Despite no public exploit code in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion and media attention, indicating its widespread awareness and potential for continued exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
<= 7.4.0.1CPE matchmatch criteria
cpe:2.3:a:acclaimsystems:usaherds:*:*:*:*:*:*:*:*

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
17.58%
Probability of exploitation in next 30 days
EPSS Percentile
96.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Added to KEV · Dec 23, 2024
This CVE's current EPSS score of 0.1758 is in the 83rd 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

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

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
github.com / mandiant/Vulnerability-Disclosures/blob/master/MNDT-2021-0012/MNDT-2021-0012.md
Third Party Advisory
acclaimsystems.com
Vendor Advisory