CVE-2025-20659
In Modem, there is a possible system crash due to improper input validation. This could lead to...
CVE-2025-20659 is a medium vulnerability (CVSS 6.5) in Mediatek Mt2735 Firmware, published April 7, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 29th percentile. No source names a fixed version.
- Severity
- 6.5 MediumCVSS 3.1, CVE List
- Exploit chance
- 0.36%EPSS, 29th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01519028; Issue ID: MSV-2768.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
Affected products
- mediatek mt2735 firmware
- mediatek mt2737 firmware
- mediatek mt6739 firmware
- mediatek mt6761 firmware
- mediatek mt6762 firmware
- mediatek mt6762d firmware
- mediatek mt6762m firmware
- mediatek mt6763 firmware
- mediatek mt6765 firmware
- mediatek mt6765t firmware
- mediatek mt6767 firmware
- mediatek mt6768 firmware
Show 74 moreShow less
- mediatek mt6769 firmware
- mediatek mt6769k firmware
- mediatek mt6769s firmware
- mediatek mt6769t firmware
- mediatek mt6769z firmware
- mediatek mt6771 firmware
- mediatek mt6779 firmware
- mediatek mt6781 firmware
- mediatek mt6783 firmware
- mediatek mt6785 firmware
- mediatek mt6785t firmware
- mediatek mt6785u firmware
- mediatek mt6789 firmware
- mediatek mt6813 firmware
- mediatek mt6833 firmware
- mediatek mt6833p firmware
- mediatek mt6835 firmware
- mediatek mt6835t firmware
- mediatek mt6853 firmware
- mediatek mt6853t firmware
- mediatek mt6855 firmware
- mediatek mt6855t firmware
- mediatek mt6873 firmware
- mediatek mt6875 firmware
- mediatek mt6875t firmware
- mediatek mt6877 firmware
- mediatek mt6877t firmware
- mediatek mt6877tt firmware
- mediatek mt6878 firmware
- mediatek mt6878m firmware
- mediatek mt6879 firmware
- mediatek mt6880 firmware
- mediatek mt6883 firmware
- mediatek mt6885 firmware
- mediatek mt6886 firmware
- mediatek mt6889 firmware
- mediatek mt6890 firmware
- mediatek mt6891 firmware
- mediatek mt6893 firmware
- mediatek mt6895 firmware
- mediatek mt6895tt firmware
- mediatek mt6896 firmware
- mediatek mt6897 firmware
- mediatek mt6899 firmware
- mediatek mt6980 firmware
- mediatek mt6980d firmware
- mediatek mt6983 firmware
- mediatek mt6983t firmware
- mediatek mt6985 firmware
- mediatek mt6985t firmware
- mediatek mt6989 firmware
- mediatek mt6989t firmware
- mediatek mt6990 firmware
- mediatek mt6991 firmware
- mediatek mt8666 firmware
- mediatek mt8667 firmware
- mediatek mt8673 firmware
- mediatek mt8675 firmware
- mediatek mt8676 firmware
- mediatek mt8678 firmware
- mediatek mt8765 firmware
- mediatek mt8766 firmware
- mediatek mt8768 firmware
- mediatek mt8771 firmware
- mediatek mt8781 firmware
- mediatek mt8786 firmware
- mediatek mt8788 firmware
- mediatek mt8788e firmware
- mediatek mt8791t firmware
- mediatek mt8796 firmware
- mediatek mt8797 firmware
- mediatek mt8798 firmware
- mediatek mt8863 firmware
- mediatek, inc. mt2735, mt2737, mt6739, mt6761, mt6762, mt6762d, mt6762m, mt6763, mt6765, mt6765t, mt6767, mt6768, mt6769, mt6769k, mt6769s, mt6769t, mt6769z, mt6771, mt6779, mt6781, mt6783, mt6785, mt6785t, mt6785u, mt6789, mt6813, mt6833, mt6833p, mt6835, mt6835t, mt6853, mt6853t, mt6855, mt6855t, mt6873, mt6875, mt6875t, mt6877, mt6877t, mt6877tt, mt6878, mt6878m, mt6879, mt6880, mt6883, mt6885, mt6886, mt6889, mt6890, mt6891, mt6893, mt6895, mt6895tt, mt6896, mt6897, mt6899, mt6980, mt6980d, mt6983, mt6983t, mt6985, mt6985t, mt6989, mt6989t, mt6990, mt6991, mt8666, mt8667, mt8673, mt8675, mt8676, mt8678, mt8765, mt8766, mt8768, mt8771, mt8781, mt8786, mt8788, mt8788e, mt8791t, mt8796, mt8797, mt8798, mt8863
What each source reports
CVE List Score used
In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01519028; Issue ID: MSV-2768.
- Record
CVE-2025-20659- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-125
- Updated
- 2026-11-02
EUVDEUVD-2025-9954
In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01519028; Issue ID: MSV-2768.
- Record
EUVD-2025-9954- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8359-6xxw-qm22
In Modem, there is a possible system crash due to improper input validation. This could lead to...
In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01519028; Issue ID: MSV-2768.
- Record
GHSA-8359-6xxw-qm22- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-02
NVD
In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01519028; Issue ID: MSV-2768.
- Record
CVE-2025-20659- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-125
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.