How severe is CVE-2019-18568?

CVE-2019-18568 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-18568 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-18568?

CVE-2019-18568 affects Avira Free Antivirus. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-18568?

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-2019-18568 published?

CVE-2019-18568 was published on 2019-12-31 and last updated on 2026-06-17.

CVE-2019-18568

CVE-2019-18568 is a high-severity vulnerability in Avira Free Antivirus with a CVSS 3.x base score of 8.8. 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-680.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 7.2
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-680
Affected product: Avira Free Antivirus
Published: 2019-12-31
Last modified: 2026-06-17

Description

Avira Free Antivirus 15.0.1907.1514 is prone to a local privilege escalation through the execution of kernel code from a restricted user.

Frequently asked questions

What is CVE-2019-18568?: Avira Free Antivirus 15.0.1907.1514 is prone to a local privilege escalation through the execution of kernel code from a restricted user.
How severe is CVE-2019-18568?: CVE-2019-18568 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-18568 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-18568?: CVE-2019-18568 affects Avira Free Antivirus. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-18568?: 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-2019-18568 published?: CVE-2019-18568 was published on 2019-12-31 and last updated on 2026-06-17.

References

https://support.avira.com/hc/en-us/articles/360000109798-Avira-Antivirus-for-Windows

Affected products (1)

cpe:2.3:a:avira:free_antivirus:15.0.1907.1514:*:*:*:*:*:*:*

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