How severe is CVE-2021-25431?

CVE-2021-25431 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2021-25431 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25431?

CVE-2021-25431 affects Samsung Cameralyzer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25431?

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

When was CVE-2021-25431 published?

CVE-2021-25431 was published on 2021-07-08 and last updated on 2026-06-17.

CVE-2021-25431

CVE-2021-25431 is a medium-severity vulnerability in Samsung Cameralyzer with a CVSS 3.x base score of 5.5. 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Samsung Cameralyzer
Published: 2021-07-08
Last modified: 2026-06-17

Description

Improper access control vulnerability in Cameralyzer prior to versions 3.2.1041 in 3.2.x, 3.3.1040 in 3.3.x, and 3.4.4210 in 3.4.x allows untrusted applications to access some functions of Cameralyzer.

Frequently asked questions

What is CVE-2021-25431?: Improper access control vulnerability in Cameralyzer prior to versions 3.2.1041 in 3.2.x, 3.3.1040 in 3.3.x, and 3.4.4210 in 3.4.x allows untrusted applications to access some functions of Cameralyzer.
How severe is CVE-2021-25431?: CVE-2021-25431 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-25431 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25431?: CVE-2021-25431 affects Samsung Cameralyzer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25431?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-25431 published?: CVE-2021-25431 was published on 2021-07-08 and last updated on 2026-06-17.

References

https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=7

Affected products (1)

cpe:2.3:a:samsung:cameralyzer:*:*:*:*:*:*:*:*

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