Critical severity · published Feb 27, 2017
CVE-2017-5946
The Zip::File component in the rubyzip gem before 1.2.1 for Ruby has a directory traversal vulnerability
9.8
CVSS
3.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.4% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
RU
Rubyzip · Rubyzip Project
before 1.2.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-5946
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-5946
Third Party Advisory
http://www.debian.org/security/2017/dsa-3801
Third Party Advisory
http://www.securityfocus.com/bid/96445
Third Party Advisory
https://github.com/rubyzip/rubyzip/issues/315
Third Party Advisory
https://github.com/rubyzip/rubyzip/releases
More from Debian Linux
10.0
CVE-2025-32433
Erlang/OTP SSH Vulnerable to Pre-Authentication RCE
10.0
CVE-2025-24201
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
10.0
CVE-2021-44228
Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints
10.0
CVE-2015-3306
ProFTPD Improper Access Control Vulnerability
9.8
CVE-2026-24061
GNU InetUtils Argument Injection Vulnerability