ASUS AC68U <=3.0.0.4.385.20852 is affected by a buffer overflow in blocking.cgi, which may cause a denial of service (DoS).

CVE-2021-45757 (CVE-2021-45757) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

Question 1

What is CVE-2021-45757 — CVE-2021-45757?

Accepted Answer

ASUS AC68U <=3.0.0.4.385.20852 is affected by a buffer overflow in blocking.cgi, which may cause a denial of service (DoS).

Question 2

What is the authoritative source for CVE-2021-45757?

Accepted Answer

CVE-2021-45757 (CVE-2021-45757) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVSS	7.5 ()
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS	1.07% probability of exploitation · percentile 62.1% · 2026-08-18T12:04:07Z
Last modified	2026-07-09

CVE-2021-45757CVE-2021-45757

Description