How severe is CVE-2024-20100?

CVE-2024-20100 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-2024-20100 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-20100?

CVE-2024-20100 primarily affects Mediatek Iot Yocto. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-20100?

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.

Does CVE-2024-20100 have an EU (EUVD) identifier?

Yes. CVE-2024-20100 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-17815.

When was CVE-2024-20100 published?

CVE-2024-20100 was published on 2024-10-07 and last updated on 2026-06-17.

CVE-2024-20100

CVE-2024-20100 is a critical-severity vulnerability in Mediatek Iot Yocto 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-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-17815
Weakness: CWE-787
Affected product: Mediatek Iot Yocto
Published: 2024-10-07
Last modified: 2026-06-17

Description

In wlan driver, there is a possible out of bounds write due to improper input validation. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS08998449; Issue ID: MSV-1603.

Frequently asked questions

What is CVE-2024-20100?: In wlan driver, there is a possible out of bounds write due to improper input validation. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS08998449; Issue ID: MSV-1603.
How severe is CVE-2024-20100?: CVE-2024-20100 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-2024-20100 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-20100?: CVE-2024-20100 primarily affects Mediatek Iot Yocto. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-20100?: 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.
Does CVE-2024-20100 have an EU (EUVD) identifier?: Yes. CVE-2024-20100 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-17815.
When was CVE-2024-20100 published?: CVE-2024-20100 was published on 2024-10-07 and last updated on 2026-06-17.

References

https://corp.mediatek.com/product-security-bulletin/October-2024

Affected products (5)

cpe:2.3:a:mediatek:iot_yocto:24.0:*:*:*:*:*:*:*
cpe:2.3:a:mediatek:software_development_kit:*:*:*:*:*:*:*:*
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*

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