CVE-2024-27209

Local privilege escalation via heap buffer overflow

Published Mar 11, 2024 · Updated Aug 22, 2024

Heap buffer overflow in the modem component of Google Android 13 allows local users to elevate privileges without user interaction. Google has not published the affected function or the operation that writes beyond the heap buffer boundary. Exploitation requires local code execution on an affected device and can grant higher privileges without additional execution privileges.

CVSS severity8.4
High
EPSS probability0.09%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Heap buffer overflow in the modem component of Google Android 13 allows local users to elevate privileges without user interaction. Google has not published the affected function or the operation that writes beyond the heap buffer boundary. Exploitation requires local code execution on an affected device and can grant higher privileges without additional execution privileges.

The record

CVE
CVE-2024-27209
Published
Mar 11, 2024
Updated
Aug 22, 2024
Vendor
Google
Product
Android
Classifications
CWE-122, T1404
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 11, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 22, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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

  1. Affected versionversion=13
  2. Affected versionversion=13.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Google · Androidversion=13; version=13.0

Published CVSS scores

8.4CISA-ADPCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/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.

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No observations available

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

Weakness, pattern, technique

CWE-122Heap-based Buffer Overflow
T1404Exploitation for Privilege Escalation

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

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Your stack

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