Buffer overflow in Totolink A3600r
CVE-2024-7187
A vulnerability was found in TOTOLINK A3600R 4.1.2cu.5182_B20201102. It has been declared as critical. This vulnerability affects the function UploadCustomModule of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument File leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-272608. 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: 0.012 (65.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Totolink A3600r — versions 4.1.2cu.5182_B20201102
- Totolink A3600r Firmware — versions 4.1.2cu.5182_b20201102
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/ (technical-description, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, permissions-required, Third Party Advisory)
- vuldb.com/ (Third Party Advisory, third-party-advisory)
- github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/A3600R/UploadCustomMod… (Exploit, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2024-7187?
- CVE-2024-7187 is a high-severity vulnerability in Totolink A3600r, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2024-07-29.
- How severe is CVE-2024-7187?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2024-7187 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.