CVE-2018-20835 in tar-fs

Sumário

de MITRE

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.

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• Reservar: 30/04/2019
• Moderação: aceite
• Entrada: VDB-134240
• CPE: pronto
• CWE: CWE-20 (confirmado)
• CVSS: 7.5 (NVD)
• EPSS: 0.02106
• KEV: não
• Atividades: muito baixo

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2018-20835
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-20835
• CVE Details: https://www.cvedetails.com/cve/CVE-2018-20835/