CVE-2024-20149 Denial of service in MT2735, MT2737, MT6767, MT6768, MT6769, MT6769K, MT6769S, MT6769T, MT6769Z, MT6779, MT6781, MT6783, MT6785, MT6785T, MT6785U, MT6789, MT6833P, MT6835, MT6835T, MT6853, MT6853T, MT6855, MT6855T, MT6873, MT6875, MT6875T, MT6877, MT6877T, MT6877TT, MT6878, MT6878M, MT6879, MT6880, MT6880T, MT6880U, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6895TT, MT6896, MT6897, MT6899, MT6980, MT6980D, MT6983T, MT6985, MT6985T, MT6989, MT6989T, MT6990, MT6991, MT8666, MT8673, MT8675, MT8676, MT8678, MT8765, MT8766, MT8768, MT8771, MT8781, MT8786, MT8788, MT8788E, MT8789, MT8791T, MT8795T, MT8797, MT8798, MT8863
Remote attackers can cause a system crash in MediaTek chipsets via improper input validation in the modem, requiring no user interaction or privileges.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-20149?
CVE-2024-20149 is a high-severity denial of service vulnerability in Mediatek Nr15, published on 6 Jan 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-1284
Which versions are affected by CVE-2024-20149?
It affects 6 products.
Products include Mediatek Lr12, Mediatek Lr13, Mediatek Nr15, Mediatek Nr16, Mediatek Nr17.r1, Mediatek Nr17.r2.
How do I fix CVE-2024-20149?
No fix has been published for CVE-2024-20149 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2024-20149 being exploited?
There is no known exploitation of CVE-2024-20149 in the wild and no public exploit code.
Sources
Also known as GHSA-7fhf-99f5-2645.