CVE-2017-6331

CVE-2017-6331 is a high-severity vulnerability in Symantec Endpoint Protection with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Prior to SEP 14 RU1 Symantec Endpoint Protection product can encounter an issue of Tamper-Protection Bypass, which is a type of attack that bypasses the real time protection for the application that is run on servers and clients.

Frequently asked questions

What is CVE-2017-6331?
Prior to SEP 14 RU1 Symantec Endpoint Protection product can encounter an issue of Tamper-Protection Bypass, which is a type of attack that bypasses the real time protection for the application that is run on servers and clients.
How severe is CVE-2017-6331?
CVE-2017-6331 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2017-6331 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6331?
CVE-2017-6331 affects Symantec Endpoint Protection. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-6331?
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-2017-6331 published?
CVE-2017-6331 was published on 2017-11-06 and last updated on 2026-06-17.

References

Affected products (1)

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