How severe is CVE-2018-8479?

CVE-2018-8479 has a CVSS 3.x base score of 5.6, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2018-8479 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-8479?

CVE-2018-8479 primarily affects Microsoft C Software Development Kit. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-8479?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-8479 published?

CVE-2018-8479 was published on 2018-09-13 and last updated on 2026-06-17.

CVE-2018-8479

CVE-2018-8479 is a medium-severity vulnerability in Microsoft C Software Development Kit with a CVSS 3.x base score of 5.6. 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: Medium (CVSS 3.x base score 5.6)
CVSS v2: 6.8
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Microsoft C Software Development Kit
Published: 2018-09-13
Last modified: 2026-06-17

Description

A spoofing vulnerability exists for the Azure IoT Device Provisioning for the C SDK library using the HTTP protocol on Windows platform, aka "Azure IoT SDK Spoofing Vulnerability." This affects C SDK.

Frequently asked questions

What is CVE-2018-8479?: A spoofing vulnerability exists for the Azure IoT Device Provisioning for the C SDK library using the HTTP protocol on Windows platform, aka "Azure IoT SDK Spoofing Vulnerability." This affects C SDK.
How severe is CVE-2018-8479?: CVE-2018-8479 has a CVSS 3.x base score of 5.6, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2018-8479 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-8479?: CVE-2018-8479 primarily affects Microsoft C Software Development Kit. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-8479?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-8479 published?: CVE-2018-8479 was published on 2018-09-13 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:microsoft:c_software_development_kit:*:*:*:*:*:azure_internet_of_things:*:*
cpe:2.3:a:microsoft:java_software_development_kit:*:*:*:*:*:azure_internet_of_things:*:*

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