CVE-2018-20835 is an Arbitrary File Overwrite vulnerability affecting tar-fs before version 1.16.2. This flaw allows an attacker to overwrite existing files on a system by crafting a malicious tarball containing a hardlink to an existing file followed by a plain file with the same name. Rated with a CVSS score of 7.5 (HIGH), it presents a significant integrity impact (I:H) with low attack complexity and no user interaction required. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.16.2CPE matchmatch criteria | cpe:2.3:a:tar-fs_project:tar-fs:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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