Buffer overflow in Totolink Ex1200l
CVE-2024-7909
A vulnerability has been found in TOTOLINK EX1200L 9.3.5u.6146_B20201023 and classified as critical. Affected by this vulnerability is the function setLanguageCfg of the file /www/cgi-bin/cstecgi.cgi. The manipulation of the argument langType leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.015 (72.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Totolink Ex1200l — versions 9.3.5u.6146_B20201023
- Totolink Ex1200l Firmware — versions 9.3.5u.6146_b20201023
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/ (Permissions Required, technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/BeaCox/IoT_vuln/tree/main/totolink/EX1200L/setLanguageCfg_bof (Exploit, Third Party Advisory, exploit)
- www.totolink.net/ (product)
Frequently asked questions
- What is CVE-2024-7909?
- CVE-2024-7909 is a high-severity vulnerability in Totolink Ex1200l, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2024-08-18.
- How severe is CVE-2024-7909?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2024-7909 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.