How severe is CVE-2019-5062?

CVE-2019-5062 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-5062 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5062?

CVE-2019-5062 affects W1.fi Hostapd. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-5062?

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

When was CVE-2019-5062 published?

CVE-2019-5062 was published on 2019-12-12 and last updated on 2026-06-17.

CVE-2019-5062

CVE-2019-5062 is a medium-severity vulnerability in W1.fi Hostapd with a CVSS 3.x base score of 6.5. 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-346.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.3
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-346
Affected product: W1.fi Hostapd
Published: 2019-12-12
Last modified: 2026-06-17

Description

An exploitable denial-of-service vulnerability exists in the 802.11w security state handling for hostapd 2.6 connected clients with valid 802.11w sessions. By simulating an incomplete new association, an attacker can trigger a deauthentication against stations using 802.11w, resulting in a denial of service.

Frequently asked questions

What is CVE-2019-5062?: An exploitable denial-of-service vulnerability exists in the 802.11w security state handling for hostapd 2.6 connected clients with valid 802.11w sessions. By simulating an incomplete new association, an attacker can trigger a deauthentication against stations using 802.11w, resulting in a denial of service.
How severe is CVE-2019-5062?: CVE-2019-5062 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-5062 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5062?: CVE-2019-5062 affects W1.fi Hostapd. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-5062?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-5062 published?: CVE-2019-5062 was published on 2019-12-12 and last updated on 2026-06-17.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2019-0850

Affected products (1)

cpe:2.3:a:w1.fi:hostapd:2.6:*:*:*:*:*:*:*

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