7.1

CVE-2017-18926

Exploit
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).
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Librdf ≫ Raptor Rdf Syntax Library Version2.0.15
Debian ≫ Debian Linux Version9.0
Debian ≫ Debian Linux Version10.0
Fedoraproject ≫ Fedora Version31
Fedoraproject ≫ Fedora Version32
Fedoraproject ≫ Fedora Version33
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 3.08% 0.86
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.1 2.8 4.2
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
nvd@nist.gov 5.8 8.6 4.9
AV:N/AC:M/Au:N/C:N/I:P/A:P
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

http://www.openwall.com/lists/oss-security/2020/11/13/1
Third Party Advisory
Mailing List
http://www.openwall.com/lists/oss-security/2020/11/13/2
Third Party Advisory
Mailing List
http://www.openwall.com/lists/oss-security/2020/11/14/2
Third Party Advisory
Mailing List
http://www.openwall.com/lists/oss-security/2020/11/16/2
Third Party Advisory
Mailing List
http://www.openwall.com/lists/oss-security/2020/11/16/3
Third Party Advisory
Mailing List
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
Third Party Advisory
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RD67AVORGQXORPWNYYUHCH6YPPT6CI4O/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVHFYQDMVEBICIL4DBAGRRLPUR4QYWMV/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WDZRNM45VPTQF2BKRWG4YRCHJGQ2L7NS/
https://www.debian.org/security/2020/dsa-4785
Third Party Advisory
https://www.openwall.com/lists/oss-security/2017/06/07/1
Patch
Third Party Advisory
Exploit
Mailing List