CVE-2016-6321
tar - security update
7.5
HIGH
CVSS 3.1
EPSS 14.3%
Description
Directory traversal vulnerability in the safer_name_suffix function in GNU tar 1.14 through 1.29 might allow remote attackers to bypass an intended protection mechanism and write to arbitrary files via vectors related to improper sanitization of the file_name parameter, aka POINTYFEATHER.
How to fix CVE-2016-6321
To remediate CVE-2016-6321, upgrade the affected package to a fixed version below.
- —upgrade to 1.29-r1 or later
- —upgrade to 1.29b-1.1 or later
- —upgrade to 1.26+dfsg-0.1+deb7u1 or later
- —upgrade to 1.27.1-2+deb8u1 or later
Is CVE-2016-6321 being exploited?
Moderate — EPSS is 14.3%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (4)
- from 0, < 1.29-r1
- from 0, < 1.29b-1.1
- from 0, < 1.26+dfsg-0.1+deb7u1
- from 0, < 1.27.1-2+deb8u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |