Medium severity · published Jul 8, 2025
CVE-2025-20689
In wlan AP driver, there is a possible out of bounds read due to an incorrect bounds check
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
In wlan AP driver, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00418048; Issue ID: MSV-3479.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Openwrt · Openwrt
19.07.0; 21.02.0 · source: NVD
SD
Software Development Kit · Mediatek
through 7.6.7.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-20689
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-20689
Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/July-2025
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