CVEdetails.com the ultimate security vulnerability data source
(e.g.: CVE-2009-1234 or 2010-1234 or 20101234)
Log In   Register
  Take a third party risk management course for FREE
Vulnerability Feeds & WidgetsNew   www.itsecdb.com  

Vulnerability Details : CVE-2017-18926

raptor_xml_writer_start_element_common in raptor_xml_writer.c in Raptor RDF Syntax Library 2.0.15 miscalculates the maximum nspace declarations for the XML writer, leading to heap-based buffer overflows (sometimes seen in raptor_qname_format_as_xml).
Publish Date : 2020-11-06 Last Update Date : 2020-11-19
Search Twitter   Search YouTube   Search Google

- CVSS Scores & Vulnerability Types

CVSS Score
5.8
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Overflow
CWE ID 787

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2021:1842: raptor2 security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20211842 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2017-18926

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 9.0 * * * Version Details Vulnerabilities
2 OS Debian Debian Linux 10.0 * * * Version Details Vulnerabilities
3 Application Librdf Raptor Rdf Syntax Library 2.0.15 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 2
Librdf Raptor Rdf Syntax Library 1

- References For CVE-2017-18926

https://www.openwall.com/lists/oss-security/2017/06/07/1
https://github.com/LibreOffice/core/blob/master/external/redland/raptor/0001-Calcualte-max-nspace-declarations-correctly-for-XML-.patch.1
https://lists.debian.org/debian-lts-announce/2020/11/msg00012.html
MLIST [debian-lts-announce] 20201107 [SECURITY] [DLA 2438-1] raptor2 security update
https://www.debian.org/security/2020/dsa-4785
DEBIAN DSA-4785
http://www.openwall.com/lists/oss-security/2020/11/13/1
MLIST [oss-security] 20201113 Buffer Overflow in raptor widely unfixed in Linux distros
http://www.openwall.com/lists/oss-security/2020/11/13/2
MLIST [oss-security] 20201113 Re: Buffer Overflow in raptor widely unfixed in Linux distros
http://www.openwall.com/lists/oss-security/2020/11/14/2
MLIST [oss-security] 20201114 Re: Buffer Overflow in raptor widely unfixed in Linux distros
http://www.openwall.com/lists/oss-security/2020/11/16/2
MLIST [oss-security] 20201116 Re: Buffer Overflow in raptor widely unfixed in Linux distros
http://www.openwall.com/lists/oss-security/2020/11/16/3
MLIST [oss-security] 20201116 Re: Buffer Overflow in raptor widely unfixed in Linux distros
https://lists.fedoraproject.org/archives/list/[email protected]/message/WDZRNM45VPTQF2BKRWG4YRCHJGQ2L7NS/
FEDORA FEDORA-2020-3c1e69f1b1
https://lists.fedoraproject.org/archives/list/[email protected]/message/RD67AVORGQXORPWNYYUHCH6YPPT6CI4O/
FEDORA FEDORA-2020-b15dd44972
https://lists.fedoraproject.org/archives/list/[email protected]/message/RVHFYQDMVEBICIL4DBAGRRLPUR4QYWMV/
FEDORA FEDORA-2020-d6675a61f1

- Metasploit Modules Related To CVE-2017-18926

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site. OVAL is a registered trademark of The MITRE Corporation and the authoritative source of OVAL content is MITRE's OVAL web site.
Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.