nextgen-gallery Plugin up to 2.2.49 on WordPress path traversal

Summaryinfo

A vulnerability was found in nextgen-gallery Plugin up to 2.2.49 on WordPress and classified as critical. Affected is an unknown function. Executing a manipulation can lead to path traversal. This vulnerability is tracked as CVE-2018-7586. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in nextgen-gallery Plugin up to 2.2.49 on WordPress (Photo Gallery Software). It has been declared as critical. This vulnerability affects an unknown code. 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, integrity, and availability. CVE summarizes:

In the nextgen-gallery plugin before 2.2.50 for WordPress, gallery paths are not secured.

The bug was discovered 02/28/2018. The weakness was disclosed 03/01/2018 (Website). The advisory is shared for download at wordpress.org. This vulnerability was named CVE-2018-7586 since 03/01/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.2.50 eliminates this vulnerability.

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Productinfo

Type

• Photo Gallery Software

Name

• nextgen-gallery Plugin

Version

• 2.2.0
• 2.2.1
• 2.2.2
• 2.2.3
• 2.2.4
• 2.2.5
• 2.2.6
• 2.2.7
• 2.2.8
• 2.2.9
• 2.2.10
• 2.2.11
• 2.2.12
• 2.2.13
• 2.2.14
• 2.2.15
• 2.2.16
• 2.2.17
• 2.2.18
• 2.2.19
• 2.2.20
• 2.2.21
• 2.2.22
• 2.2.23
• 2.2.24
• 2.2.25
• 2.2.26
• 2.2.27
• 2.2.28
• 2.2.29
• 2.2.30
• 2.2.31
• 2.2.32
• 2.2.33
• 2.2.34
• 2.2.35
• 2.2.36
• 2.2.37
• 2.2.38
• 2.2.39
• 2.2.40
• 2.2.41
• 2.2.42
• 2.2.43
• 2.2.44
• 2.2.45
• 2.2.46
• 2.2.47
• 2.2.48
• 2.2.49

CPE 2.3info

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CPE 2.2info

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