AChecker up to 1.5 download.php path path traversal

Summaryinfo

A vulnerability identified as critical has been detected in AChecker up to 1.5. The affected element is an unknown function of the file download.php. This manipulation of the argument path causes path traversal. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is registered as CVE-2024-34523. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability has been found in AChecker up to 1.5 and classified as critical. Affected by this vulnerability is some unknown functionality of the file download.php. The manipulation of the argument path with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality. The summary by CVE is:

AChecker 1.5 allows remote attackers to read the contents of arbitrary files via the download.php path parameter by using Unauthenticated Path Traversal. This occurs through readfile in PHP. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2024-34523 since 05/05/2024. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

By approaching the search of inurl:download.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• AChecker

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5

Support

• end of life

CPE 2.3info

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• 🔍
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CPE 2.2info

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• 🔍
• 🔍

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Be aware that VulDB is the high quality source for vulnerability data.

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