Unauthenticated file disclosure via unfiltered backup filename
Published Feb 15, 2024 · Updated Aug 28, 2024
Path traversal in Flusity CMS 2.4 allows remote attackers to read arbitrary server files through download_backup.php. The component passes the user-controlled file query value directly into its download path without filtering traversal sequences. An always-true isAdmin definition removes the authentication gate, and the demonstrated consequence is unauthenticated download of sensitive local files.
Summary
What happened
Path traversal in Flusity CMS 2.4 allows remote attackers to read arbitrary server files through download_backup.php. The component passes the user-controlled file query value directly into its download path without filtering traversal sequences. An always-true isAdmin definition removes the authentication gate, and the demonstrated consequence is unauthenticated download of sensitive local files.
The record
- CVE
- CVE-2024-25502
- Published
- Feb 15, 2024
- Updated
- Aug 28, 2024
- Vendor
- Flusity
- Product
- Flusity CMS
- Classifications
- CWE-94, T1005
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Feb 15, 2024CVE publishedPublication date reported by the CVE source.
- Aug 28, 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.
- Affected versionversion=2.4
What conditions does exploitation require?
What is affected?
Published CVSS scores
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.
Weakness, pattern, technique
Public exploit references
- Unauthenticated win.ini download proof of conceptproof of concept · demonstrated
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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