How severe is CVE-2023-37756?

CVE-2023-37756 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-37756 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-37756?

CVE-2023-37756 primarily affects I-doit. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-37756?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-37756 published?

CVE-2023-37756 was published on 2023-09-14 and last updated on 2026-06-17.

CVE-2023-37756

CVE-2023-37756 is a critical-severity vulnerability in I-doit with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-521.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-521
Affected product: I-doit
Published: 2023-09-14
Last modified: 2026-06-17

Description

I-doit pro 25 and below and I-doit open 25 and below employ weak password requirements for Administrator account creation. Attackers are able to easily guess users' passwords via a bruteforce attack.

Frequently asked questions

What is CVE-2023-37756?: I-doit pro 25 and below and I-doit open 25 and below employ weak password requirements for Administrator account creation. Attackers are able to easily guess users' passwords via a bruteforce attack.
How severe is CVE-2023-37756?: CVE-2023-37756 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-37756 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-37756?: CVE-2023-37756 primarily affects I-doit. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-37756?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-37756 published?: CVE-2023-37756 was published on 2023-09-14 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:i-doit:i-doit:*:*:*:*:open:*:*:*
cpe:2.3:a:i-doit:i-doit:*:*:*:*:pro:*:*:*

More vulnerabilities in I-doit

CVE-2023-37755 — Critical (CVSS 9.8): i-doit pro 25 and below and I-doit open 25 and below are configured with insecure default administrator credentials,…
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Other CWE-521 (Weak Password Requirements) vulnerabilities

CVE-2026-25715 — Critical (CVSS 9.8): The web management interface of the device allows the administrator username and password to be set to blank values.…
CVE-2025-53963 — Critical (CVSS 9.8): An issue was discovered on Thermo Fisher Ion Torrent OneTouch 2 INS1005527 devices. They run an SSH server accessible…
CVE-2025-63747 — Critical (CVSS 9.8): QaTraq 6.9.2 ships with administrative account credentials which are enabled in default installations and permit…
CVE-2025-12552 — Critical (CVSS 9.8): Insufficient Password Policy.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.
CVE-2025-11200 — Critical (CVSS 9.8): MLflow Weak Password Requirements Authentication Bypass Vulnerability. This vulnerability allows remote attackers to…
CVE-2025-12364 — Critical (CVSS 9.8): Weak Password Policy.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.

Browse all CWE-521 (Weak Password Requirements) vulnerabilities →