CVE-2015-3649
4.6 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
5.1%
The open-uri-cached rubygem allows local users to execute arbitrary Ruby code by creating a directory under /tmp containing “openuri-” followed by a crafted UID, and putting Ruby code in said directory once a meta file is created.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| open-uri-cached_project:open-uri-cached | open-uri-cached project open-uri-cached | eq | 0.0.5 |
References
www.benjaminfleischer.com/2013/03/20/yaml-and-security-in-ruby/
www.openwall.com/lists/oss-security/2015/05/06/2
www.securityfocus.com/bid/74469
github.com/tigris/open-uri-cached/blob/master/lib/open-uri/cached.rb#L115
github.com/tigris/open-uri-cached/blob/master/lib/open-uri/cached.rb#L25
github.com/tigris/open-uri-cached/blob/master/lib/open-uri/cached.rb#L39
Related
4.6 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
5.1%