Is CVE-2018-8879 actively exploited?

CVE-2018-8879 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2018-8879?

CVE-2018-8879 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2018-8879?

Patch guidance is available from asus security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2018-8879.

Which products are affected by CVE-2018-8879?

1 product: asus rt-ac66u firmware.

Fix CVE-2018-8879 - CRITICAL asus rt-ac66u firmware

Description

Stack-based buffer overflow in Asuswrt-Merlin firmware for ASUS devices older than 384.4 and ASUS firmware before 3.0.0.4.382.50470 for devices allows remote attackers to execute arbitrary code by providing a long string to the blocking.asp page via a GET or POST request. Vulnerable parameters are flag, mac, and cat_id.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-787 · Out-of-bounds Write

Metadata

Primary Vendor: ASUS
Published: 11/21/2019
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2018-8879

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary