CVE-2025-5600

A vulnerability, which was classified as critical, has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. This issue affects the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument LangType leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://kn0sinna.notion.site/TOTOLINK-EX1200T-stack-based-BufferOverflow-vulnerability-204b1876cd6e80709ce8dab4778dce55	Exploit Third Party Advisory
https://vuldb.com/?ctiid.311087	Permissions Required
https://vuldb.com/?id.311087	Third Party Advisory VDB Entry
https://vuldb.com/?submit.588075	Third Party Advisory VDB Entry
https://www.totolink.net/	Product
https://kn0sinna.notion.site/TOTOLINK-EX1200T-stack-based-BufferOverflow-vulnerability-204b1876cd6e80709ce8dab4778dce55	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

10 Jun 2025, 15:09

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-06-04 18:15

Updated : 2025-06-10 15:09

NVD link : CVE-2025-5600

Mitre link : CVE-2025-5600

CVE.ORG link : CVE-2025-5600

JSON object : View

Products Affected

totolink

ex1200t_firmware
ex1200t

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

CWE-787

Out-of-bounds Write

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Se ha hecho p\u00fablico el exploit y puede que sea utilizado."}], "lastModified": "2025-06-10T15:09:46.277", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:totolink:ex1200t_firmware:4.1.2cu.5232_b20210713:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1DD36F94-8646-4794-8878-6F4BF1BF1153"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:totolink:ex1200t:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "F262644E-2558-423E-A19E-7C86A1756FBF"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}