SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-36109

ASUS RT-AX86U router firmware below version under 9.0.0.4_386 has a buffer overflow in the blocking_request.cgi function of the httpd module that can cause code execution when an attacker constructs malicious data.

CRITICAL 9.8EPSS 4.21%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

ASUS RT-AX86U router firmware below version under 9.0.0.4_386 has a buffer overflow in the blocking_request.cgi function of the httpd module that can cause code execution when an attacker constructs malicious data.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
4.21% probability · 90th percentile
CISA KEV
Not listed
Weakness
CWE-120
Affected
asus/rt-ax86u firmware
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.