漏洞信息
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Vulnerability Title
SharpCompress: Directory traversal via directory entries in WriteToDirectory (zip slip variant)
Vulnerability Description
SharpCompress is a fully managed C# library to deal with many compression types and formats. In 0.47.4 and earlier, a path traversal vulnerability in IArchive.WriteToDirectory() allows a malicious archive to create directories outside the intended extraction root. For TAR archives, this can be escalated to arbitrary file writes by chaining with a symlink entry, giving a full write primitive on the target filesystem subject to the permissions of the running process.
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:L
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Vulnerability Title
SharpCompress 路径遍历漏洞
Vulnerability Description
SharpCompress是Adam Hathcock个人开发者的一个纯C#压缩库。用于 .NET Standard 2.0、2.1、.NET Core 3.1 和 .NET 5.0 。 SharpCompress 0.47.4及之前版本存在路径遍历漏洞,该漏洞源于IArchive.WriteToDirectory()方法存在路径遍历,可能导致任意文件写入。
CVSS Information
N/A
Vulnerability Type
N/A