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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-8137

A vulnerability has been found in TOTOLINK A702R 4.0.0-B20230721.1521 and classified as critical.

HIGH 7.4EPSS 1.00%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.00%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability has been found in TOTOLINK A702R 4.0.0-B20230721.1521 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formIpQoS of the component HTTP POST Request Handler. The manipulation of the argument mac leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

CVSS 4.0
7.4 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
1.00% probability · 61th percentile
CISA KEV
Not listed
Weakness
CWE-119, CWE-120
Affected
totolink/a702r firmware
Source
cna@vuldb.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.