CVE-2025-5911

A vulnerability was found in TOTOLINK EX1200T up to 4.1.2cu.5232_B20210713 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formDMZ of the component HTTP POST Request Handler. The manipulation leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/byxs0x0/cve2/blob/main/7.md	Exploit Third Party Advisory
https://vuldb.com/?ctiid.311684	Permissions Required VDB Entry
https://vuldb.com/?id.311684	Third Party Advisory VDB Entry
https://vuldb.com/?submit.592272	Third Party Advisory VDB Entry
https://www.totolink.net/	Product
https://github.com/byxs0x0/cve2/blob/main/7.md	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:totolink:ex1200t_firmware:4.1.2cu.5232_b20210713:*:*:*:*:*:*:*

cpe:2.3:h:totolink:ex1200t:-:*:*:*:*:*:*:*

History

16 Jun 2025, 17:06

Type	Values Removed	Values Added
References	~~() https://github.com/byxs0x0/cve2/blob/main/7.md -~~	() https://github.com/byxs0x0/cve2/blob/main/7.md - Exploit, Third Party Advisory
References	~~() https://vuldb.com/?ctiid.311684 -~~	() https://vuldb.com/?ctiid.311684 - Permissions Required, VDB Entry
References	~~() https://vuldb.com/?id.311684 -~~	() https://vuldb.com/?id.311684 - Third Party Advisory, VDB Entry
References	~~() https://vuldb.com/?submit.592272 -~~	() https://vuldb.com/?submit.592272 - Third Party Advisory, VDB Entry
References	~~() https://www.totolink.net/ -~~	() https://www.totolink.net/ - Product
CPE		cpe:2.3:o:totolink:ex1200t_firmware:4.1.2cu.5232_b20210713:::::::* cpe:2.3:h:totolink:ex1200t:-:::::::*
First Time		Totolink Totolink ex1200t Totolink ex1200t Firmware

10 Jun 2025, 14:15

Type	Values Removed	Values Added
Summary		(es) Se encontró una vulnerabilidad en TOTOLINK EX1200T hasta la versión 4.1.2cu.5232_B20210713, clasificada como crítica. Este problema afecta a una funcionalidad desconocida del archivo /boafrm/formDMZ del componente HTTP POST Request Handler. La manipulación provoca un desbordamiento del búfer. El ataque puede ejecutarse en remoto. Se ha hecho público el exploit y puede que sea utilizado.
References	~~() https://github.com/byxs0x0/cve2/blob/main/7.md -~~	() https://github.com/byxs0x0/cve2/blob/main/7.md -

10 Jun 2025, 03:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-06-10 03:15

Updated : 2025-06-16 17:06

NVD link : CVE-2025-5911

Mitre link : CVE-2025-5911

CVE.ORG link : CVE-2025-5911

JSON object : View

Products Affected

totolink

ex1200t
ex1200t_firmware

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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8.8 /10