How severe is CVE-2017-8339?

CVE-2017-8339 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-8339 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-8339?

CVE-2017-8339 affects Watchguard Panda Antivirus. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-8339?

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

When was CVE-2017-8339 published?

CVE-2017-8339 was published on 2017-04-30 and last updated on 2026-06-17.

CVE-2017-8339

CVE-2017-8339 is a medium-severity vulnerability in Watchguard Panda Antivirus with a CVSS 3.x base score of 5.5. 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-119.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.9
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Watchguard Panda Antivirus
Published: 2017-04-30
Last modified: 2026-06-17

Description

PSKMAD.sys in Panda Free Antivirus 18.0 allows local users to cause a denial of service (BSoD) via a crafted DeviceIoControl request to \\.\PSMEMDriver.

Frequently asked questions

What is CVE-2017-8339?: PSKMAD.sys in Panda Free Antivirus 18.0 allows local users to cause a denial of service (BSoD) via a crafted DeviceIoControl request to \\.\PSMEMDriver.
How severe is CVE-2017-8339?: CVE-2017-8339 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-8339 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-8339?: CVE-2017-8339 affects Watchguard Panda Antivirus. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-8339?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-8339 published?: CVE-2017-8339 was published on 2017-04-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:watchguard:panda_antivirus:18.0:*:*:*:free:*:*:*

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