High severity · published Jul 27, 2025
CVE-2025-8242
TOTOLINK X15 HTTP POST Request formFilter buffer overflow
7.5
CVSS
1.2%
EPSS
No
On KEV
Description
A vulnerability has been found in TOTOLINK X15 1.0.0-B20230714.1105 and classified as critical. This vulnerability affects unknown code of the file /boafrm/formFilter of the component HTTP POST Request Handler. The manipulation of the argument ip6addr/url/vpnPassword/vpnUser leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
X1
X15 · TOTOLINK
1.0.0-B20230714.1105 · source: vendor
XF
X15 Firmware · Totolink
1.0.0-b20230714.1105 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-8242
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-8242
Exploit
https://github.com/panda666-888/vuls/blob/main/totolink/x15/formFilter_ip6addr.md
Exploit
https://github.com/panda666-888/vuls/blob/main/totolink/x15/formFilter_url.md
Permissions Required
https://vuldb.com/?ctiid.317830
Third Party Advisory
https://vuldb.com/?id.317830
Third Party Advisory
https://vuldb.com/?submit.622661
Third Party Advisory
https://vuldb.com/?submit.622662
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