Vulnerability Monitor

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CVE-2017-5946

The Zip::File component in the rubyzip gem before 1.2.1 for Ruby has a directory traversal vulnerability. If a site allows uploading of .zip files, an attacker can upload a malicious file that uses "../" pathname substrings to write arbitrary files to the filesystem.

Published

2017-02-27T07:59:00.317

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-22

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	rubyzip_project	rubyzip	< 1.2.1	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	debian	debian_linux	9.0	Yes

References

http://www.debian.org/security/2017/dsa-3801 Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/96445 Third Party Advisory, VDB Entry ([email protected])
https://github.com/rubyzip/rubyzip/issues/315 Third Party Advisory ([email protected])
https://github.com/rubyzip/rubyzip/releases Third Party Advisory ([email protected])
http://www.debian.org/security/2017/dsa-3801 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/96445 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/rubyzip/rubyzip/issues/315 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/rubyzip/rubyzip/releases Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)