CVE-2023-48678

Local information disclosure via insecure folder permissions

Published Feb 27, 2024 · Updated Aug 16, 2024

Incorrect default permissions in Acronis Cyber Protect 16 before build 37391 allow local users to read sensitive information on Linux and Windows. Acronis attributes the disclosure to insecure folder permissions but has not identified the affected folder or the files exposed. Exploitation requires a low-privileged local account and grants confidentiality impact only, with no reported data modification or service interruption.

CVSS severity5.5
Medium
EPSS probability0.16%
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

Incorrect default permissions in Acronis Cyber Protect 16 before build 37391 allow local users to read sensitive information on Linux and Windows. Acronis attributes the disclosure to insecure folder permissions but has not identified the affected folder or the files exposed. Exploitation requires a low-privileged local account and grants confidentiality impact only, with no reported data modification or service interruption.

The record

CVE
CVE-2023-48678
Published
Feb 27, 2024
Updated
Aug 16, 2024
Vendor
Acronis
Product
Acronis Cyber Protect
Classifications
CWE-276, T1005
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 27, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 16, 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=16 <37391
  2. Affected versionversion=unspecified <37391

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Acronis · Acronis Cyber Protectversion=16 <37391; version=unspecified <37391

Published CVSS scores

5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
5.5Acronis International GmbHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-276Incorrect Default Permissions
T1005Data from Local System

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