How severe is CVE-2020-17497?

CVE-2020-17497 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2020-17497 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-17497?

CVE-2020-17497 affects Intel Inet Wireless Daemon. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-17497?

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-2020-17497 published?

CVE-2020-17497 was published on 2020-08-12 and last updated on 2026-06-17.

CVE-2020-17497

CVE-2020-17497 is a high-severity vulnerability in Intel Inet Wireless Daemon with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 4.8
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Intel Inet Wireless Daemon
Published: 2020-08-12
Last modified: 2026-06-17

Description

eapol.c in iNet wireless daemon (IWD) through 1.8 allows attackers to trigger a PTK reinstallation by retransmitting EAPOL Msg4/4.

Frequently asked questions

What is CVE-2020-17497?: eapol.c in iNet wireless daemon (IWD) through 1.8 allows attackers to trigger a PTK reinstallation by retransmitting EAPOL Msg4/4.
How severe is CVE-2020-17497?: CVE-2020-17497 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2020-17497 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-17497?: CVE-2020-17497 affects Intel Inet Wireless Daemon. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-17497?: 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-2020-17497 published?: CVE-2020-17497 was published on 2020-08-12 and last updated on 2026-06-17.

References

https://lists.01.org/hyperkitty/list/iwd%40lists.01.org/thread/4GUXL4Z6KZWWZINATGHNJVAEUTS3I7PG/

Affected products (1)

cpe:2.3:a:intel:inet_wireless_daemon:*:*:*:*:*:*:*:*

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