How severe is CVE-2019-11688?

CVE-2019-11688 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2019-11688 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-2019-11688?

CVE-2019-11688 primarily affects Asustor Exfat Driver. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-11688?

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-2019-11688 published?

CVE-2019-11688 was published on 2020-03-18 and last updated on 2026-06-17.

CVE-2019-11688

CVE-2019-11688 is a high-severity vulnerability in Asustor Exfat Driver with a CVSS 3.x base score of 7.4. 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-295.

Key facts

Severity: High (CVSS 3.x base score 7.4)
CVSS v2: 8.8
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Asustor Exfat Driver
Published: 2020-03-18
Last modified: 2026-06-17

Description

An issue was discovered in ASUSTOR exFAT Driver through 1.0.0.r20. When conducting license validation, exfat.cgi and exfatctl accept any certificate for asustornasapi.asustor.com. In other words, there is Missing SSL Certificate Validation.

Frequently asked questions

What is CVE-2019-11688?: An issue was discovered in ASUSTOR exFAT Driver through 1.0.0.r20. When conducting license validation, exfat.cgi and exfatctl accept any certificate for asustornasapi.asustor.com. In other words, there is Missing SSL Certificate Validation.
How severe is CVE-2019-11688?: CVE-2019-11688 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2019-11688 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-2019-11688?: CVE-2019-11688 primarily affects Asustor Exfat Driver. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-11688?: 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-2019-11688 published?: CVE-2019-11688 was published on 2020-03-18 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:asustor:exfat_driver:1.0.0:r14:*:*:*:*:*:*
cpe:2.3:a:asustor:exfat_driver:1.0.0:r15:*:*:*:*:*:*
cpe:2.3:a:asustor:exfat_driver:1.0.0:r20:*:*:*:*:*:*

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