Pivotal Reactor Netty up to 1.0.38/1.1.12 URL path traversal

Summaryinfo

A vulnerability classified as critical has been found in Pivotal Reactor Netty up to 1.0.38/1.1.12. Impacted is an unknown function of the component URL Handler. This manipulation causes path traversal. This vulnerability appears as CVE-2023-34062. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Pivotal Reactor Netty up to 1.0.38/1.1.12 (JavaScript Library). Affected by this vulnerability is some unknown processing of the component URL Handler. The manipulation 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:

In Reactor Netty HTTP Server, versions 1.1.x prior to 1.1.13 and versions 1.0.x prior to 1.0.39, a malicious user can send a request using a specially crafted URL that can lead to a directory traversal attack. Specifically, an application is vulnerable if Reactor Netty HTTP Server is configured to serve static resources.

The weakness was presented 11/15/2023. It is possible to read the advisory at spring.io. This vulnerability is known as CVE-2023-34062 since 05/25/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Upgrading to version 1.0.39 or 1.1.13 eliminates this vulnerability.

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Productinfo

Type

• JavaScript Library

Vendor

• Pivotal

Name

• Reactor Netty

Version

• 1.0.0
• 1.0.1
• 1.0.2
• 1.0.3
• 1.0.4
• 1.0.5
• 1.0.6
• 1.0.7
• 1.0.8
• 1.0.9
• 1.0.10
• 1.0.11
• 1.0.12
• 1.0.13
• 1.0.14
• 1.0.15
• 1.0.16
• 1.0.17
• 1.0.18
• 1.0.19
• 1.0.20
• 1.0.21
• 1.0.22
• 1.0.23
• 1.0.24
• 1.0.25
• 1.0.26
• 1.0.27
• 1.0.28
• 1.0.29
• 1.0.30
• 1.0.31
• 1.0.32
• 1.0.33
• 1.0.34
• 1.0.35
• 1.0.36
• 1.0.37
• 1.0.38
• 1.1.0
• 1.1.1
• 1.1.2
• 1.1.3
• 1.1.4
• 1.1.5
• 1.1.6
• 1.1.7
• 1.1.8
• 1.1.9
• 1.1.10
• 1.1.11
• 1.1.12

License

• commercial

Website

• Vendor: https://pivotal.io/

CPE 2.3info

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