How severe is CVE-2022-21745?

CVE-2022-21745 has a CVSS 3.x base score of 8.8, 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 high.

Is CVE-2022-21745 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-21745?

CVE-2022-21745 primarily affects Google Android. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-21745?

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-2022-21745 published?

CVE-2022-21745 was published on 2022-06-06 and last updated on 2026-06-17.

CVE-2022-21745

CVE-2022-21745 is a high-severity vulnerability in Google Android 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-416.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 8.3
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Google Android
Published: 2022-06-06
Last modified: 2026-06-17

Description

In WIFI Firmware, there is a possible memory corruption due to a use after free. This could lead to remote escalation of privilege, when devices are connecting to the attacker-controllable Wi-Fi hotspot, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06468872; Issue ID: ALPS06468872.

Frequently asked questions

What is CVE-2022-21745?: In WIFI Firmware, there is a possible memory corruption due to a use after free. This could lead to remote escalation of privilege, when devices are connecting to the attacker-controllable Wi-Fi hotspot, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06468872; Issue ID: ALPS06468872.
How severe is CVE-2022-21745?: CVE-2022-21745 has a CVSS 3.x base score of 8.8, 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 high.
Is CVE-2022-21745 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-21745?: CVE-2022-21745 primarily affects Google Android. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-21745?: 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-2022-21745 published?: CVE-2022-21745 was published on 2022-06-06 and last updated on 2026-06-17.

References

https://corp.mediatek.com/product-security-bulletin/June-2022

Affected products (3)

cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*

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