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CVE

CVE-2024-20017

In wlan service, there is a possible out of bounds write due to improper input validation. This could lead to remote cod

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.

CRITICAL · CVSS 9.8 EPSS 0.68164
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 1% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

3
mediatek software development kit<= 7.4.0.1
mediatek software development kit<= 7.6.7.0
openwrtall versions
⚠

Public Exploits & PoCs

2
pocblog.coffinsec.com · exploiting-CVE-2024-20017-four-different-ways.htmlblog.coffinsec.com
pocblog.sonicwall.com · critical-exploit-in-mediatek-wi-fi-chipsets-zero-click-vu...blog.sonicwall.com
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · security@mediatek.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Mar 2024 · 03:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://corp.mediatek.com/product-security-bulletin/March-2024Vendor Advisory
https://news.ycombinator.com/item?id=41605680Third Party Advisory
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