How severe is CVE-2019-5158?

CVE-2019-5158 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-2019-5158 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5158?

CVE-2019-5158 affects Wago E!cockpit. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-5158?

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-2019-5158 published?

CVE-2019-5158 was published on 2020-03-11 and last updated on 2026-06-17.

CVE-2019-5158

CVE-2019-5158 is a high-severity vulnerability in Wago E!cockpit 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-798.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.3
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Wago E!cockpit
Published: 2020-03-11
Last modified: 2026-06-17

Description

An exploitable firmware downgrade vulnerability exists in the firmware update package functionality of the WAGO e!COCKPIT automation software v1.6.1.5. A specially crafted firmware update file can allow an attacker to install an older firmware version while the user thinks a newer firmware version is being installed. An attacker can create a custom firmware update package with invalid metadata in order to trigger this vulnerability.

Frequently asked questions

What is CVE-2019-5158?: An exploitable firmware downgrade vulnerability exists in the firmware update package functionality of the WAGO e!COCKPIT automation software v1.6.1.5. A specially crafted firmware update file can allow an attacker to install an older firmware version while the user thinks a newer firmware version is being installed. An attacker can create a custom firmware update package with invalid metadata in order to trigger this vulnerability.
How severe is CVE-2019-5158?: CVE-2019-5158 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-2019-5158 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5158?: CVE-2019-5158 affects Wago E!cockpit. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-5158?: 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-2019-5158 published?: CVE-2019-5158 was published on 2020-03-11 and last updated on 2026-06-17.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2019-0951

Affected products (1)

cpe:2.3:a:wago:e\!cockpit:1.6.1.5:*:*:*:*:*:*:*

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