How severe is CVE-2024-20149?

CVE-2024-20149 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-20149 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-20149?

CVE-2024-20149 primarily affects Mediatek Lr12. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-20149?

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.

Does CVE-2024-20149 have an EU (EUVD) identifier?

Yes. CVE-2024-20149 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-17864.

When was CVE-2024-20149 published?

CVE-2024-20149 was published on 2025-01-06 and last updated on 2026-06-17.

CVE-2024-20149

CVE-2024-20149 is a high-severity vulnerability in Mediatek Lr12 with a CVSS 3.x base score of 7.5. 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-1284.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-17864
Weakness: CWE-1284
Affected product: Mediatek Lr12
Published: 2025-01-06
Last modified: 2026-06-17

Description

In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01231341 / MOLY01263331 / MOLY01233835; Issue ID: MSV-2165.

Frequently asked questions

What is CVE-2024-20149?: In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01231341 / MOLY01263331 / MOLY01233835; Issue ID: MSV-2165.
How severe is CVE-2024-20149?: CVE-2024-20149 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-20149 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-20149?: CVE-2024-20149 primarily affects Mediatek Lr12. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-20149?: 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.
Does CVE-2024-20149 have an EU (EUVD) identifier?: Yes. CVE-2024-20149 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-17864.
When was CVE-2024-20149 published?: CVE-2024-20149 was published on 2025-01-06 and last updated on 2026-06-17.

References

https://corp.mediatek.com/product-security-bulletin/January-2025

Affected products (6)

cpe:2.3:o:mediatek:lr12:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:lr13:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr15:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr16:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr17.r1:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr17.r2:*:*:*:*:*:*:*:*

More vulnerabilities in Mediatek Lr12

CVE-2022-21744 — Critical (CVSS 9.8): In Modem 2G RR, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code…
CVE-2022-20083 — Critical (CVSS 9.8): In Modem 2G/3G CC, there is a possible out of bounds write due to a missing bounds check. This could lead to remote…
CVE-2021-40148 — High (CVSS 7.5): In Modem EMM, there is a possible information disclosure due to a missing data encryption. This could lead to remote…

All CVEs affecting Mediatek Lr12 →

Other CWE-1284 (Improper Validation of Specified Quantity in Input) vulnerabilities

CVE-2026-49777 — Critical (CVSS 10.0): Improper Validation of Specified Quantity in Input vulnerability in ShapedPlugin, LLC Product Slider Pro for…
CVE-2024-8887 — Critical (CVSS 10.0): CIRCUTOR Q-SMT in its firmware version 1.0.4, could be affected by a denial of service (DoS) attack if an attacker with…
CVE-2022-20699 — Critical (CVSS 10.0): Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker…
CVE-2021-21960 — Critical (CVSS 10.0): A stack-based buffer overflow vulnerability exists in both the LLMNR functionality of Sealevel Systems, Inc. SeaConnect…
CVE-2021-21951 — Critical (CVSS 10.0): An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the…
CVE-2021-21950 — Critical (CVSS 10.0): An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the…

Browse all CWE-1284 (Improper Validation of Specified Quantity in Input) vulnerabilities →