How severe is CVE-2016-6593?

CVE-2016-6593 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-2016-6593 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6593?

CVE-2016-6593 affects Symantec Vip Access Desktop. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-6593?

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-2016-6593 published?

CVE-2016-6593 was published on 2020-01-08 and last updated on 2026-06-17.

CVE-2016-6593

CVE-2016-6593 is a high-severity vulnerability in Symantec Vip Access Desktop 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-426.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.4
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-426
Affected product: Symantec Vip Access Desktop
Published: 2020-01-08
Last modified: 2026-06-17

Description

A code-execution vulnerability exists during startup in jhi.dll and otpiha.dll in Symantec VIP Access Desktop before 2.2.2, which could let local malicious users execute arbitrary code.

Frequently asked questions

What is CVE-2016-6593?: A code-execution vulnerability exists during startup in jhi.dll and otpiha.dll in Symantec VIP Access Desktop before 2.2.2, which could let local malicious users execute arbitrary code.
How severe is CVE-2016-6593?: CVE-2016-6593 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-2016-6593 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6593?: CVE-2016-6593 affects Symantec Vip Access Desktop. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-6593?: 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-2016-6593 published?: CVE-2016-6593 was published on 2020-01-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:symantec:vip_access_desktop:*:*:*:*:*:*:*:*

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