How severe is CVE-2019-8578?

CVE-2019-8578 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-8578 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-8578?

CVE-2019-8578 affects Apple Airport Base Station Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-8578?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-8578 published?

CVE-2019-8578 was published on 2020-10-27 and last updated on 2026-06-17.

CVE-2019-8578

CVE-2019-8578 is a critical-severity vulnerability in Apple Airport Base Station Firmware with a CVSS 3.x base score of 9.8. 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-416.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Apple Airport Base Station Firmware
Published: 2020-10-27
Last modified: 2026-06-17

Description

A use after free issue was addressed with improved memory management. This issue is fixed in AirPort Base Station Firmware Update 7.8.1, AirPort Base Station Firmware Update 7.9.1. A remote attacker may be able to cause arbitrary code execution.

Frequently asked questions

What is CVE-2019-8578?: A use after free issue was addressed with improved memory management. This issue is fixed in AirPort Base Station Firmware Update 7.8.1, AirPort Base Station Firmware Update 7.9.1. A remote attacker may be able to cause arbitrary code execution.
How severe is CVE-2019-8578?: CVE-2019-8578 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-8578 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-8578?: CVE-2019-8578 affects Apple Airport Base Station Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-8578?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-8578 published?: CVE-2019-8578 was published on 2020-10-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:apple:airport_base_station_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Apple Airport Base Station Firmware

CVE-2019-8581 — Critical (CVSS 9.8): An out-of-bounds read was addressed with improved input validation. This issue is fixed in AirPort Base Station…
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CVE-2015-7988 — Critical (CVSS 9.8): The handle_regservice_request function in mDNSResponder before 625.41.2 allows remote attackers to execute arbitrary…
CVE-2015-7987 — Critical (CVSS 9.8): Multiple buffer overflows in mDNSResponder before 625.41.2 allow remote attackers to read or write to out-of-bounds…
CVE-2019-8588 — High (CVSS 7.5): A null pointer dereference was addressed with improved input validation. This issue is fixed in AirPort Base Station…

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Other CWE-416 (Use After Free) vulnerabilities

CVE-2026-13782 — Critical (CVSS 10.0): Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the…
CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

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