Buffer overflow in Totolink Ex1200t
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 manipul…
Vulnerability class: Buffer Overflow
EPSS: 0.009 (54.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Totolink Ex1200t — versions 4.1.2cu.5232_B20210713
- Totolink Ex1200t_firmware — versions 4.1.2cu.5232_b20210713
Weakness classification (CWE)
References
- cna@vuldb.com (VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (Exploit, Third Party Advisory, exploit)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2025-5911?
- CVE-2025-5911 is a high-severity vulnerability in Totolink Ex1200t, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-06-10.
- How severe is CVE-2025-5911?
- High severity. CVSS v3 base score is 8.8 out of 10.