How severe is CVE-2021-42066?

CVE-2021-42066 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-42066 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-42066?

CVE-2021-42066 affects Sap Business One. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-42066?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-42066 published?

CVE-2021-42066 was published on 2021-12-14 and last updated on 2026-06-17.

CVE-2021-42066

CVE-2021-42066 is a medium-severity vulnerability in Sap Business One with a CVSS 3.x base score of 4.4. 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-312.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 3.5
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-312
Affected product: Sap Business One
Published: 2021-12-14
Last modified: 2026-06-17

Description

SAP Business One - version 10.0, allows an admin user to view DB password in plain text over the network, which should otherwise be encrypted. For an attacker to discover vulnerable function in-depth application knowledge is required, but once exploited the attacker may be able to completely compromise confidentiality, integrity, and availability of the application.

Frequently asked questions

What is CVE-2021-42066?: SAP Business One - version 10.0, allows an admin user to view DB password in plain text over the network, which should otherwise be encrypted. For an attacker to discover vulnerable function in-depth application knowledge is required, but once exploited the attacker may be able to completely compromise confidentiality, integrity, and availability of the application.
How severe is CVE-2021-42066?: CVE-2021-42066 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-42066 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-42066?: CVE-2021-42066 affects Sap Business One. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-42066?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-42066 published?: CVE-2021-42066 was published on 2021-12-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sap:business_one:10.0:*:*:*:*:*:*:*

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