How severe is CVE-2018-7840?

CVE-2018-7840 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-7840 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-7840?

CVE-2018-7840 affects Pelco Videoxpert Opscenter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-7840?

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-2018-7840 published?

CVE-2018-7840 was published on 2019-05-22 and last updated on 2026-06-17.

CVE-2018-7840

CVE-2018-7840 is a high-severity vulnerability in Pelco Videoxpert Opscenter with a CVSS 3.x base score of 7.8. 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-427.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Pelco Videoxpert Opscenter
Published: 2019-05-22
Last modified: 2026-06-17

Description

A Uncontrolled Search Path Element (CWE-427) vulnerability exists in VideoXpert OpsCenter versions prior to 3.1 which could allow an attacker to cause the system to call an incorrect DLL.

Frequently asked questions

What is CVE-2018-7840?: A Uncontrolled Search Path Element (CWE-427) vulnerability exists in VideoXpert OpsCenter versions prior to 3.1 which could allow an attacker to cause the system to call an incorrect DLL.
How severe is CVE-2018-7840?: CVE-2018-7840 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-7840 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-7840?: CVE-2018-7840 affects Pelco Videoxpert Opscenter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-7840?: 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-2018-7840 published?: CVE-2018-7840 was published on 2019-05-22 and last updated on 2026-06-17.

References

https://www.schneider-electric.com/ww/en/download/document/SEVD-2019-071-01

Affected products (1)

cpe:2.3:a:pelco:videoxpert_opscenter:*:*:*:*:*:*:*:*

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