High severity · published Apr 23, 2025
CVE-2025-28018
TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in downloadFile.cgi through the v14 parameter
7.3
CVSS
0.4%
EPSS
No
On KEV
Description
TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in downloadFile.cgi through the v14 parameter.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
A800r Firmware · Totolink
4.1.2cu.5137_b20200730 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-28018
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-28018
Exploit
https://locrian-lightning-dc7.notion.site/BufferOverflow2-1948e5e2b1a28070a8d1d1ba725febff
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