Vulnerability Details CVE-2018-20835
A vulnerability was found in tar-fs before 1.16.2. An Arbitrary File Overwrite issue exists when extracting a tarball containing a hardlink to a file that already exists on the system, in conjunction with a later plain file with the same name as the hardlink. This plain file content replaces the existing file content.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 51.9%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 6.4
References
- https://github.com/mafintosh/tar-fs/commit/06672828e6fa29ac8551b1b6f36c852a9a3c58a2
- https://github.com/mafintosh/tar-fs/compare/d590fc7...a35ce2f
- https://hackerone.com/reports/344595
- https://github.com/mafintosh/tar-fs/commit/06672828e6fa29ac8551b1b6f36c852a9a3c58a2
- https://github.com/mafintosh/tar-fs/compare/d590fc7...a35ce2f
- https://hackerone.com/reports/344595
Products affected by CVE-2018-20835
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cpe:2.3:a:tar-fs_project:tar-fs:0.1.0
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cpe:2.3:a:tar-fs_project:tar-fs:0.1.1
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cpe:2.3:a:tar-fs_project:tar-fs:0.1.2
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cpe:2.3:a:tar-fs_project:tar-fs:0.1.3
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cpe:2.3:a:tar-fs_project:tar-fs:0.1.4
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cpe:2.3:a:tar-fs_project:tar-fs:0.1.5
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cpe:2.3:a:tar-fs_project:tar-fs:0.1.6
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cpe:2.3:a:tar-fs_project:tar-fs:0.1.7
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cpe:2.3:a:tar-fs_project:tar-fs:0.1.8
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cpe:2.3:a:tar-fs_project:tar-fs:0.2.0
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cpe:2.3:a:tar-fs_project:tar-fs:0.2.1
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cpe:2.3:a:tar-fs_project:tar-fs:0.2.2
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cpe:2.3:a:tar-fs_project:tar-fs:0.3.0
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cpe:2.3:a:tar-fs_project:tar-fs:0.3.1
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cpe:2.3:a:tar-fs_project:tar-fs:0.3.2
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cpe:2.3:a:tar-fs_project:tar-fs:0.3.3
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cpe:2.3:a:tar-fs_project:tar-fs:0.4.0
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cpe:2.3:a:tar-fs_project:tar-fs:0.4.1
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cpe:2.3:a:tar-fs_project:tar-fs:0.5.0
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cpe:2.3:a:tar-fs_project:tar-fs:0.5.1
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cpe:2.3:a:tar-fs_project:tar-fs:0.5.2
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cpe:2.3:a:tar-fs_project:tar-fs:1.0.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.1.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.10.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.11.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.11.1
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cpe:2.3:a:tar-fs_project:tar-fs:1.12.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.13.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.13.1
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cpe:2.3:a:tar-fs_project:tar-fs:1.13.2
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cpe:2.3:a:tar-fs_project:tar-fs:1.14.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.15.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.15.1
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cpe:2.3:a:tar-fs_project:tar-fs:1.15.2
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cpe:2.3:a:tar-fs_project:tar-fs:1.15.3
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cpe:2.3:a:tar-fs_project:tar-fs:1.16.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.16.1
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cpe:2.3:a:tar-fs_project:tar-fs:1.2.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.3.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.4.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.4.1
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cpe:2.3:a:tar-fs_project:tar-fs:1.4.2
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cpe:2.3:a:tar-fs_project:tar-fs:1.5.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.5.1
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cpe:2.3:a:tar-fs_project:tar-fs:1.6.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.7.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.8.0
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cpe:2.3:a:tar-fs_project:tar-fs:1.8.1
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cpe:2.3:a:tar-fs_project:tar-fs:1.9.0