CVE-2024-27357

Local privilege escalation

Published Jul 26, 2024 · Updated Aug 2, 2024

Local privilege escalation in WithSecure macOS endpoint products through 23.x allows local users with admin access to gain higher privileges. WithSecure has not published the vulnerable installer or updater component or the operation that mishandles local input. Reachability requires an administrator to perform an installation or update, and the reported consequence is privilege escalation on the Mac.

CVSS severity5.8
Medium
EPSS probability0.18%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Local privilege escalation in WithSecure macOS endpoint products through 23.x allows local users with admin access to gain higher privileges. WithSecure has not published the vulnerable installer or updater component or the operation that mishandles local input. Reachability requires an administrator to perform an installation or update, and the reported consequence is privilege escalation on the Mac.

The record

CVE
CVE-2024-27357
Published
Jul 26, 2024
Updated
Aug 2, 2024
Vendor
WithSecure
Product
WithSecure Client Security
Classifications
CWE-269, T1068
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Jul 26, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 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=0 <=15.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

WithSecure · WithSecure Client Securityversion=0 <=15.0
WithSecure · WithSecure Elements Endpoint Protectionversion=0 <24.0

Published CVSS scores

5.8CISA-ADPCVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N

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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-269Improper Privilege Management
T1068Exploitation 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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