How severe is CVE-2012-3821?

CVE-2012-3821 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2012-3821 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-2012-3821?

CVE-2012-3821 affects Arialsoftware Campaign Enterprise. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-3821?

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

When was CVE-2012-3821 published?

CVE-2012-3821 was published on 2020-01-10 and last updated on 2026-06-16.

CVE-2012-3821

CVE-2012-3821 is a medium-severity vulnerability in Arialsoftware Campaign Enterprise with a CVSS 3.x base score of 4.3. 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-863.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Arialsoftware Campaign Enterprise
Published: 2020-01-10
Last modified: 2026-06-16

Description

A Security Bypass vulnerability exists in the activate.asp page in Arial Software Campaign Enterprise 11.0.551, which could let a remote malicious user modify the SerialNumber field.

Frequently asked questions

What is CVE-2012-3821?: A Security Bypass vulnerability exists in the activate.asp page in Arial Software Campaign Enterprise 11.0.551, which could let a remote malicious user modify the SerialNumber field.
How severe is CVE-2012-3821?: CVE-2012-3821 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2012-3821 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-2012-3821?: CVE-2012-3821 affects Arialsoftware Campaign Enterprise. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-3821?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3821 published?: CVE-2012-3821 was published on 2020-01-10 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:arialsoftware:campaign_enterprise:*:*:*:*:*:*:*:*

More vulnerabilities in Arialsoftware Campaign Enterprise

CVE-2012-3824 — High (CVSS 7.5): In Arial Campaign Enterprise before 11.0.551, multiple pages are accessible without authentication or authorization.
CVE-2012-3823 — High (CVSS 7.5): Arial Campaign Enterprise before 11.0.551 stores passwords in clear text and these may be retrieved.
CVE-2012-3822 — High (CVSS 7.5): Arial Campaign Enterprise before 11.0.551 has unauthorized access to the User-Edit.asp page, which allows remote…
CVE-2012-3820 — High (CVSS 7.5): Multiple SQL injection vulnerabilities in Campaign11.exe in Arial Software Campaign Enterprise before 11.0.551 allow…

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