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High severity · published May 16, 2025
CVE-2025-4733
TOTOLINK A3002R/A3002RU HTTP POST Request formIpQoS buffer overflow
8.8
CVSS
0.8%
EPSS
No
On KEV
Description
A vulnerability, which was classified as critical, has been found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. This issue affects some unknown processing of the file /boafrm/formIpQoS of the component HTTP POST Request Handler. The manipulation of the argument mac 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:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
A3
A3002R · TOTOLINK
3.0.0-B20230809.1615 · source: vendor
A3
A3002RU · TOTOLINK
3.0.0-B20230809.1615 · source: vendor
AF
A3002r Firmware · Totolink
3.0.0-b20230809.1615 · source: NVD
AF
A3002ru Firmware · Totolink
3.0.0-b20230809.1615 · source: NVD
Affected product
A3
A3002R
TOTOLINK
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-4733
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-4733
Broken Link
https://github.com/CH13hh/tmp_store_cc/blob/main/tt/ta/7.md
Permissions Required
https://vuldb.com/?ctiid.309035
Third Party Advisory
https://vuldb.com/?id.309035
Third Party Advisory
https://vuldb.com/?submit.570703
Product
https://www.totolink.net/
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