How severe is CVE-2018-19393?

CVE-2018-19393 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-19393 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19393?

CVE-2018-19393 primarily affects Cobham Satcom Sailor 800 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-19393?

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-2018-19393 published?

CVE-2018-19393 was published on 2019-03-15 and last updated on 2026-06-17.

CVE-2018-19393

CVE-2018-19393 is a high-severity vulnerability in Cobham Satcom Sailor 800 Firmware with a CVSS 3.x base score of 7.5. 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-732.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Cobham Satcom Sailor 800 Firmware
Published: 2019-03-15
Last modified: 2026-06-17

Description

Cobham Satcom Sailor 800 and 900 devices contained a vulnerability that allowed for arbitrary writing of content to the system's configuration file. This was exploitable via multiple attack vectors depending on the device's configuration. Further analysis also indicated this vulnerability could be leveraged to achieve a Denial of Service (DoS) condition, where the device would require a factory reset to return to normal operation.

Frequently asked questions

What is CVE-2018-19393?: Cobham Satcom Sailor 800 and 900 devices contained a vulnerability that allowed for arbitrary writing of content to the system's configuration file. This was exploitable via multiple attack vectors depending on the device's configuration. Further analysis also indicated this vulnerability could be leveraged to achieve a Denial of Service (DoS) condition, where the device would require a factory reset to return to normal operation.
How severe is CVE-2018-19393?: CVE-2018-19393 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-19393 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19393?: CVE-2018-19393 primarily affects Cobham Satcom Sailor 800 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-19393?: 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-2018-19393 published?: CVE-2018-19393 was published on 2019-03-15 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:cobham:satcom_sailor_800_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:cobham:satcom_sailor_900_firmware:-:*:*:*:*:*:*:*

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