How severe is CVE-2021-36751?

CVE-2021-36751 has a CVSS 3.x base score of 4.2, rated medium severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2021-36751 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36751?

CVE-2021-36751 affects Encsecurity Datavault. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-36751?

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

When was CVE-2021-36751 published?

CVE-2021-36751 was published on 2022-01-02 and last updated on 2026-06-17.

CVE-2021-36751

CVE-2021-36751 is a medium-severity vulnerability in Encsecurity Datavault with a CVSS 3.x base score of 4.2. 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-345.

Key facts

Severity: Medium (CVSS 3.x base score 4.2)
CVSS v2: 6.4
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-345
Affected product: Encsecurity Datavault
Published: 2022-01-02
Last modified: 2026-06-17

Description

ENC DataVault 7.2.3 and before, and OEM versions, use an encryption algorithm that is vulnerable to data manipulation (without knowledge of the key). This is called ciphertext malleability. There is no data integrity mechanism to detect this manipulation.

Frequently asked questions

What is CVE-2021-36751?: ENC DataVault 7.2.3 and before, and OEM versions, use an encryption algorithm that is vulnerable to data manipulation (without knowledge of the key). This is called ciphertext malleability. There is no data integrity mechanism to detect this manipulation.
How severe is CVE-2021-36751?: CVE-2021-36751 has a CVSS 3.x base score of 4.2, rated medium severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-36751 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36751?: CVE-2021-36751 affects Encsecurity Datavault. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36751?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-36751 published?: CVE-2021-36751 was published on 2022-01-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:encsecurity:datavault:*:*:*:*:*:*:*:*

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