CVE-2024-1004: n200re Stack Overflow — Exploit

Description

A vulnerability, which was classified as critical, was found in Totolink N200RE 9.3.5u.6139_B20201216. This affects the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument http_host leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-252273 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

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CVSS v3.1 Score

7.2

HIGH

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

Weakness Type (CWE)

CWE-121 CWE-121

Affected Products

Vendor	Product	Versions
totolink	n200re_firmware	All
totolink	n200re	All

References

Exploits

https://jylsec.notion.site/TOTOLINK-N200RE-has-stack-buffer-overflow-vulnerability-in-loginAuth-cbde48da404049328cb698394b6c0641?pvs=4 https://jylsec.notion.site/TOTOLINK-N200RE-has-stack-buffer-overflow-vulnerability-in-loginAuth-cbde48da404049328cb698394b6c0641?pvs=4

Other References

https://vuldb.com/?ctiid.252273 https://vuldb.com/?id.252273 https://vuldb.com/?ctiid.252273 https://vuldb.com/?id.252273

Frequently Asked Questions

What is CVE-2024-1004? +

A vulnerability, which was classified as critical, was found in Totolink N200RE 9.3.5u.6139_B20201216. This affects the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument http_host leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-252273 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. It has a CVSS v3.1 base score of 7.2 (HIGH).

How severe is CVE-2024-1004? +

CVE-2024-1004 has a CVSS v3.1 score of 7.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-1004? +

CVE-2024-1004 affects products from totolink, specifically: n200re, n200re_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-1004? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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