High severity · published Jul 27, 2025
CVE-2025-8243
TOTOLINK X15 HTTP POST Request formMapDel buffer overflow
7.5
CVSS
1.2%
EPSS
No
On KEV
Description
A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105 and classified as critical. This issue affects some unknown processing of the file /boafrm/formMapDel of the component HTTP POST Request Handler. The manipulation of the argument devicemac1 leads to buffer overflow. The attack may 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-2025-8243
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-8243
Exploit
https://github.com/panda666-888/vuls/blob/main/totolink/x15/formMapDel.md
Permissions Required
https://vuldb.com/?ctiid.317831
Third Party Advisory
https://vuldb.com/?id.317831
Third Party Advisory
https://vuldb.com/?submit.622691
Product
https://www.totolink.net/
More from X15
9.8
CVE-2025-8244
TOTOLINK X15 HTTP POST Request formMapDelDevice buffer overflow
9.8
CVE-2025-5502
TOTOLINK X15 formMapReboot command injection
8.8
CVE-2025-6402
TOTOLINK X15 HTTP POST Request formIpv6Setup buffer overflow
8.8
CVE-2025-6399
TOTOLINK X15 HTTP POST Request formIPv6Addr buffer overflow
8.8
CVE-2025-6165
TOTOLINK X15 HTTP POST Request formTmultiAP buffer overflow