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Fencer Vulns
critical 9.8

CVE-2024-20017 in the critical feed json

In wlan service, there is a possible out of bounds write due to improper input validation.

published 2024-03-04 2 y ago modified 2026-11-03 5 d ago also EUVD-2024-17732

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
46.6%
EPSS 46.6% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

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.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
23 mo ago

Exploit prediction

46.61% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • blog.sonicwall.com https://blog.sonicwall.com/en-us/2024/09/critical-exploit-in-mediatek-wi-fi-chipsets-zero-click-vulnerability-cve-2024-20017-threatens-routers-and-smartphones/ referenced PoC, tagged "exploit" by a source, unverified
  • blog.coffinsec.com https://blog.coffinsec.com/0day/2024/08/30/exploiting-CVE-2024-20017-four-different-ways.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • MediaTek, Inc. MT6890, MT7915, MT7916, MT7981, MT7986
  • mediatek mt6890
  • mediatek mt7915
  • mediatek mt7916
  • mediatek mt7981
  • mediatek mt7986

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.