CVE-2017-1000026

mixlib-archive Path Traversal vulnerability

7.5 HighFix available

Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using ".." in tar archive entries

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: High
Availability: None

Exploit likelihood

1.90%Up 0.1 points since Apr 14, 2021

What each source reports

NVD Score used 7.5

Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using ".." in tar archive entries

Record: CVE-2017-1000026
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness: CWE-22
Updated: 2026-11-02

CVE List No score

Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using ".." in tar archive entries

Record: CVE-2017-1000026
Updated: 2026-11-02

EUVDEUVD-2022-3332 No score

Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using ".." in tar archive entries

Record: EUVD-2022-3332
Updated: 2026-11-03

GitHub AdvisoriesGHSA-98wx-cw86-c97x 7.5

mixlib-archive Path Traversal vulnerability

Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using .. in tar archive entries

Record: GHSA-98wx-cw86-c97x
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-22
Updated: 2026-11-02

OSV 7.5

Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using ".." in tar archive entries

Record: CVE-2017-1000026
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated: 2026-11-02

OSVDEBIAN-CVE-2017-1000026 7.5

Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using ".." in tar archive entries

Record: DEBIAN-CVE-2017-1000026
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated: 2026-11-02

OSVGHSA-98wx-cw86-c97x 7.5

mixlib-archive Path Traversal vulnerability

Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using .. in tar archive entries

Record: GHSA-98wx-cw86-c97x
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-22
Updated: 2026-11-02

OSVUBUNTU-CVE-2017-1000026 7.5

Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using ".." in tar archive entries

Record: UBUNTU-CVE-2017-1000026
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated: 2026-11-02

Affected products

progress mixlib-archive

Affected packages

Affected packages
Package	Affected	Fixed
`mixlib-archive` RubyGems	before 0.4.0	0.4.0
`ruby-mixlib-archive` Debian:12	before 0.4.1-1	0.4.1-1
`ruby-mixlib-archive` Debian:13	before 0.4.1-1	0.4.1-1
`ruby-mixlib-archive` Debian:14	before 0.4.1-1	0.4.1-1
`ruby-mixlib-archive` Debian:9	before 0.2.0-1+deb9u1, plus listed versions 0.2.0-1	0.2.0-1+deb9u1
`mixlib-archive` RubyGems	before 0.4.0, plus listed versions 0.1.00.2.00.3.0	0.4.0

History

History
Recorded	Changed	Sources
Nov 3, 2026	affected
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-1000026 is a high vulnerability (CVSS 7.5) in Progress Mixlib-archive, published July 13, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.90%, the 79th percentile. Fixed in mixlib-archive 0.4.0.

References

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