How severe is CVE-2017-3935?

CVE-2017-3935 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 high, integrity none, and availability none.

Is CVE-2017-3935 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-3935?

CVE-2017-3935 affects Mcafee Network Data Loss Prevention. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-3935?

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-2017-3935 published?

CVE-2017-3935 was published on 2017-10-31 and last updated on 2026-06-17.

CVE-2017-3935

CVE-2017-3935 is a high-severity vulnerability in Mcafee Network Data Loss Prevention 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-200.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Mcafee Network Data Loss Prevention
Published: 2017-10-31
Last modified: 2026-06-17

Description

Network Data Loss Prevention is vulnerable to MIME type sniffing which allows older versions of Internet Explorer to perform MIME-sniffing on the response body, potentially causing the response body to be interpreted and displayed as a content type other than the intended content type.

Frequently asked questions

What is CVE-2017-3935?: Network Data Loss Prevention is vulnerable to MIME type sniffing which allows older versions of Internet Explorer to perform MIME-sniffing on the response body, potentially causing the response body to be interpreted and displayed as a content type other than the intended content type.
How severe is CVE-2017-3935?: CVE-2017-3935 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 high, integrity none, and availability none.
Is CVE-2017-3935 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-3935?: CVE-2017-3935 affects Mcafee Network Data Loss Prevention. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-3935?: 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-2017-3935 published?: CVE-2017-3935 was published on 2017-10-31 and last updated on 2026-06-17.

References

https://kc.mcafee.com/corporate/index?page=content&id=SB10198

Affected products (1)

cpe:2.3:a:mcafee:network_data_loss_prevention:*:*:*:*:*:internet_explorer:*:*

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