Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2014-7818 |
CWE-ID | CWE-22 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
ruby-actionpack (Alpine package) Operating systems & Components / Operating system package or component ruby-activemodel (Alpine package) Operating systems & Components / Operating system package or component ruby-activesupport (Alpine package) Operating systems & Components / Operating system package or component ruby-redmine-actionmailer (Alpine package) Operating systems & Components / Operating system package or component |
Vendor | Alpine Linux Development Team |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU32464
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2014-7818
CWE-ID:
CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in actionpack/lib/action_dispatch/middleware/static.rb in Action Pack in Ruby on Rails 3.x before 3.2.20, 4.0.x before 4.0.11, 4.1.x before 4.1.7, and 4.2.x before 4.2.0.beta3, when serve_static_assets is enabled,. A remote authenticated attacker can send a specially crafted HTTP request and remote attackers to determine the existence of files outside the application root via a /.%2F sequence.
MitigationInstall update from vendor's website.
Vulnerable software versionsruby-actionpack (Alpine package): 4.0.0-r1
ruby-activemodel (Alpine package): 4.0.0-r1
ruby-activesupport (Alpine package): 4.0.0-r1
ruby-redmine-actionmailer (Alpine package): 3.2.17-r2 - 3.2.19-r1
CPE2.3http://git.alpinelinux.org/aports/commit/?id=dad2215438e3ff0d93efdc6b8a7c4f03bd9a4292
http://git.alpinelinux.org/aports/commit/?id=6c9332933b4506fd7325c6066adabc32d2a6fac0
http://git.alpinelinux.org/aports/commit/?id=e9cf2371bef95401aee294e176db38d939df2b13
http://git.alpinelinux.org/aports/commit/?id=0d683347f6dbd7b6c31cc7800d8be4203045431e
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.