CVE-2024-20017

CRITICAL 1 PoC
ACT NOW Priority: 4.57 BB Relevance: 99/100
Published: 2024-03-04 Modified: 2026-11-03 First seen: 2026-11-03 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: Unchanged
C: High
I: High
A: High

Description

In wlan service, there is a possible out of bounds write due to improper input validation. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation Patch ID: WCNCR00350938; Issue ID: MSV-1132.

Weakness Classification (2)

Affected Software (5)

VendorProductVersion
MediaTek, Inc. MT6890, MT7915, MT7916, MT7981, MT7986 SDK version 7.4.0.1 and before (for MT7915) / SDK version 7.6.7.0 and before (for MT7916, MT7981 and MT7986) / OpenWrt 19.07, 21.02
MediaTek, Inc. MT6890, MT7915, MT7916, MT7981, MT7986 SDK version 7.4.0.1 and before (for MT7915) / SDK version 7.6.7.0 and before (for MT7916, MT7981 and MT7986) / OpenWrt 19.07, 21.02
mediatek software_development_kit < 7.4.0.1
openwrt openwrt 19.07.0
openwrt openwrt 21.02.0

Proof of Concept (1)

Bug Bounty Relevance

99 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction
✓ PoC available (1)

CVSS Score

9.8 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

46.61%
Raw Score 0.466090
Percentile 98.8%
Date 2026-11-14

EPSS Trend

2026-11-14
0.46609
2026-11-13
0.46609
2026-11-12
0.46609
2026-11-10
0.46609
2026-11-09
0.46609
2026-11-08
0.46609
2026-11-07
0.46609
2026-11-06
0.46609
2026-11-05
0.46609
2026-11-04
0.46609
2026-11-03
0.46609

Intelligence Sources

mitre ref →
nvd ref →