Veracode Vulnerability DatabaseVERACODE:4242Heap-based Buffer Overflow Through Embedded C Dependency
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
nokogiri has a copied version of the libxml2 library. The copy that nokogiri includes is vulnerable to heap-based buffer overflow due to an incomplete fix for CVE-2016-1839. The buffer overflow is caused due to a flaw in the xmlDictAddString function in dict.c. This vulnerability in libxml2 is referred to as CVE-2017-9050.
| CPE | Name | Operator | Version |
|---|---|---|---|
| nokogiri | le | 1.8.0 | |
| libxml2.so | le | 2.7.6 |
References
www.debian.org/security/2017/dsa-3952
www.openwall.com/lists/oss-security/2017/05/15/1
www.securityfocus.com/bid/98568
bugzilla.gnome.org/show_bug.cgi?id=758605
bugzilla.novell.com/show_bug.cgi?id=1039069
github.com/sparklemotion/nokogiri/issues/1673
lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
security.gentoo.org/glsa/201711-01
www.sourceclear.com/registry/security/heap-based-buffer-overflow/ruby/sid-4243
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P