Severity |
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Remote |
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Type |
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Arbitrary file overwrite |
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Description |
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The GNU tar archiver attempts to avoid path traversal attacks by removing offending parts of the element name at extract. This sanitizing leads to a vulnerability where the attacker can bypass the path name(s) specified on the command line leading to arbitrary overwrite of files and directories inside the target directory. |
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References |
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https://sintonen.fi/advisories/tar-extract-pathname-bypass.txt |
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http://seclists.org/fulldisclosure/2016/Oct/96 |
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http://git.savannah.gnu.org/cgit/tar.git/commit/?id=7340f67b9860ea053 |
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Notes |
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