CVE-2025-1340

8.7 highEPSS 17%

High (8.7) in totolink x18 firmware. EPSS 17% chance of exploitation in the next 30 days.

A vulnerability classified as critical has been found in TOTOLINK X18 9.1.0cu.2024_B20220329. Affected is the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi. The manipulation as part of String leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Severity

CVSS 4.0

8.7 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 17% chance of exploitation in the next 30 days; higher than 97% of CVEs (scores of 2026-10-31)
CWEs: CWE-119, CWE-121, CWE-787
Published: 2025-02-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

totolink:x18_firmware

References

https://github.com/stevenchen0x01/CVE2/blob/main/stack_overflow.md
https://vuldb.com/?ctiid.295956
https://vuldb.com/?id.295956
https://vuldb.com/?submit.495368
https://www.totolink.net/

Check your stack JSON