Veracode Vulnerability DatabaseVERACODE:19106Arbitrary Code Execution
8.4 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access 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
Ruby is vulnerable to arbitrary code execution attacks. A context-dependent attacker could exploit a flaw in the Fiddle::Handle implementation in ext/fiddle/handle.c to cause a denial of service (application crash) via a crafted string, related to the DL module and the libffi library.
References
bugs.debian.org/cgi-bin/bugreport.cgi?bug=796344
bugs.debian.org/cgi-bin/bugreport.cgi?bug=796551
lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
www.securityfocus.com/bid/76060
access.redhat.com/errata/RHSA-2018:0583
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1549646
github.com/ruby/ruby/commit/339e11a7f178312d937b7c95dd3115ce7236597a
people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-7551.html
puppet.com/security/cve/ruby-dec-2015-security-fixes
support.apple.com/HT206167
www.ruby-lang.org/en/news/2015/12/16/unsafe-tainted-string-usage-in-fiddle-and-dl-cve-2015-7551/
Related
8.4 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access 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