How severe is CVE-2016-9094?

CVE-2016-9094 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-9094 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-9094?

CVE-2016-9094 primarily affects Symantec Endpoint Protection. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-9094?

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-2016-9094 published?

CVE-2016-9094 was published on 2018-04-16 and last updated on 2026-06-17.

CVE-2016-9094

CVE-2016-9094 is a high-severity vulnerability in Symantec Endpoint Protection with a CVSS 3.x base score of 7.8. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Symantec Endpoint Protection
Published: 2018-04-16
Last modified: 2026-06-17

Description

Symantec Endpoint Protection clients place detected malware in quarantine as part of the intended product functionality. The quarantine logs can be exported for review by the user in a variety of formats including .CSV files. Prior to 14.0 MP1 and 12.1 RU6 MP7, the potential exists for file metadata to be interpreted and evaluated as a formula. Successful exploitation of an attack of this type requires considerable direct user-interaction from the user exporting and then opening the log files on the intended target client.

Frequently asked questions

What is CVE-2016-9094?: Symantec Endpoint Protection clients place detected malware in quarantine as part of the intended product functionality. The quarantine logs can be exported for review by the user in a variety of formats including .CSV files. Prior to 14.0 MP1 and 12.1 RU6 MP7, the potential exists for file metadata to be interpreted and evaluated as a formula. Successful exploitation of an attack of this type requires considerable direct user-interaction from the user exporting and then opening the log files on the intended target client.
How severe is CVE-2016-9094?: CVE-2016-9094 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-9094 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-9094?: CVE-2016-9094 primarily affects Symantec Endpoint Protection. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-9094?: 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-2016-9094 published?: CVE-2016-9094 was published on 2018-04-16 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:symantec:endpoint_protection:*:*:*:*:*:*:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1.6:mp7:*:*:*:*:*:*

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