How severe is CVE-2019-12734?

CVE-2019-12734 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-12734 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-12734?

CVE-2019-12734 affects Sitevision. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-12734?

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

When was CVE-2019-12734 published?

CVE-2019-12734 was published on 2019-12-06 and last updated on 2026-06-17.

CVE-2019-12734

CVE-2019-12734 is a high-severity vulnerability in Sitevision with a CVSS 3.x base score of 8.8. 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-862.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Sitevision
Published: 2019-12-06
Last modified: 2026-06-17

Description

SiteVision 4 has Incorrect Access Control.

Frequently asked questions

What is CVE-2019-12734?: SiteVision 4 has Incorrect Access Control.
How severe is CVE-2019-12734?: CVE-2019-12734 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-12734 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-12734?: CVE-2019-12734 affects Sitevision. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-12734?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-12734 published?: CVE-2019-12734 was published on 2019-12-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sitevision:sitevision:*:*:*:*:*:*:*:*

More vulnerabilities in Sitevision

CVE-2019-12733 — High (CVSS 8.8): SiteVision 4 allows Remote Code Execution.

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