CVE-2024-49389

Local privilege escalation via insecure folder permissions

Published Oct 17, 2024 · Updated Oct 17, 2024

Incorrect default permissions in Acronis Cyber Files before build 9.0.0x24 allow local users to elevate privileges on Windows. The product creates an unspecified folder with permissions that allow a low-privileged local account to modify its contents. Acronis has not identified the affected folder or the privileged process that consumes those contents.

CVSS severity7.8
High
EPSS probability0.14%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Incorrect default permissions in Acronis Cyber Files before build 9.0.0x24 allow local users to elevate privileges on Windows. The product creates an unspecified folder with permissions that allow a low-privileged local account to modify its contents. Acronis has not identified the affected folder or the privileged process that consumes those contents.

The record

CVE
CVE-2024-49389
Published
Oct 17, 2024
Updated
Oct 17, 2024
Vendor
Acronis
Product
Acronis Cyber Files
Classifications
CWE-276, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 17, 2024CVE publishedPublication date reported by the CVE source.
  2. Oct 17, 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 <9.0.0x24
  2. Affected versionversion=unspecified <9.0.0x24

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Acronis · Acronis Cyber Filesversion=0 <9.0.0x24; version=unspecified <9.0.0x24

Published CVSS scores

7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8Acronis International GmbHCVSS:3.0/AV:L/AC:L/PR:L/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.

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)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-276Incorrect Default Permissions
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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