CVE-2017-18926

CVSS V2 Medium 5.8 CVSS V3 High 7.1
Description
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).
Overview
  • CVE ID
  • CVE-2017-18926
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-11-06T18:15:11
  • Last Modified Date
  • 2022-11-16T16:33:03
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:librdf:raptor_rdf_syntax_library:2.0.15:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.1
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 4.2
References
Reference URL Reference Tags
https://www.openwall.com/lists/oss-security/2017/06/07/1 Exploit Mailing List Patch Third Party Advisory
https://github.com/LibreOffice/core/blob/master/external/redland/raptor/0001-Calcualte-max-nspace-declarations-correctly-for-XML-.patch.1 Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/11/msg00012.html Mailing List Third Party Advisory
https://www.debian.org/security/2020/dsa-4785 Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/13/1 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/13/2 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/14/2 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/16/2 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/16/3 Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WDZRNM45VPTQF2BKRWG4YRCHJGQ2L7NS/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RD67AVORGQXORPWNYYUHCH6YPPT6CI4O/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RVHFYQDMVEBICIL4DBAGRRLPUR4QYWMV/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-18926
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18926
History
Created Old Value New Value Data Type Notes
2022-05-10 16:19:34 Added to TrackCVE
2022-12-05 16:14:24 2020-11-06T18:15Z 2020-11-06T18:15:11 CVE Published Date updated
2022-12-05 16:14:24 2022-11-16T16:33:03 CVE Modified Date updated
2022-12-05 16:14:24 Analyzed Vulnerability Status updated