CVE-2020-24482Network attack vector

Unauthenticated denial of service via firmware buffer mishandling

Published Feb 17, 2021 · Updated Aug 4, 2024

Improper buffer restrictions in Intel XMM 7360 Modem firmware before UDE 9.4.370 allow remote attackers to interrupt modem service. Intel identifies the flaw only as improper buffer restrictions and does not disclose the affected buffer, parser, or network input. Network access without authentication is required, and Intel does not specify whether the interruption is a crash, hang, or reboot.

CVSS severity7.0
High
EPSS probability1.12%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Improper buffer restrictions in Intel XMM 7360 Modem firmware before UDE 9.4.370 allow remote attackers to interrupt modem service. Intel identifies the flaw only as improper buffer restrictions and does not disclose the affected buffer, parser, or network input. Network access without authentication is required, and Intel does not specify whether the interruption is a crash, hang, or reboot.

The record

CVE
CVE-2020-24482
Published
Feb 17, 2021
Updated
Aug 4, 2024
Vendor
Intel Corporation
Product
Intel XMM 7360 Modem
Classifications
T1499.004
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 17, 2021CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=See references

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Intel Corporation · Intel XMM 7360 Modemversion=See references

Published CVSS scores

7.0Intel CorporationCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1499.004Endpoint Denial of Service: Application or System Exploitation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo