CVE-2017-16932

Current Description

parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.

Basic Data

PublishedNovember 23, 2017
Last ModifiedOctober 03, 2019
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeCWE-835
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityLOW
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactNONE
CVSS 2 - Availability ImpactPARTIAL
CVSS 2 - Base Score5.0
SeverityMEDIUM
Exploitability Score10.0
Impact Score2.9
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

CVSS 3 - Version3.0
CVSS 3 - Vector StringCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 3 - Attack VectorNETWORK
CVSS 3 - Attack ComplexityLOW
CVSS 3 - Privileges RequiredNONE
CVSS 3 - User InteractionNONE
CVSS 3 - ScopeUNCHANGED
CVSS 3 - Confidentiality ImpactNONE
CVSS 3 - Integrity ImpactNONE
CVSS 3 - Availability ImpactHIGH
CVSS 3 - Base Score7.5
CVSS 3 - Base SeverityHIGH
Exploitability Score3.9
Base SeverityHIGH

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationXmlsoftLibxml2********2.9.4

Vulnerable Software List

VendorProductVersions
Xmlsoft Libxml2 *

References

NameSourceURLTags
http://xmlsoft.org/news.htmlhttp://xmlsoft.org/news.htmlCONFIRMRelease Notes Vendor Advisory
https://blog.clamav.net/2018/07/clamav-01001-has-been-released.htmlhttps://blog.clamav.net/2018/07/clamav-01001-has-been-released.htmlCONFIRM
https://bugzilla.gnome.org/show_bug.cgi?id=759579https://bugzilla.gnome.org/show_bug.cgi?id=759579CONFIRMPermissions Required
https://github.com/GNOME/libxml2/commit/899a5d9f0ed13b8e32449a08a361e0de127dd961https://github.com/GNOME/libxml2/commit/899a5d9f0ed13b8e32449a08a361e0de127dd961CONFIRMPatch Third Party Advisory
[debian-lts-announce] 20171130 [SECURITY] [DLA 1194-1] libxml2 security updatehttps://lists.debian.org/debian-lts-announce/2017/11/msg00041.htmlMLIST
USN-3739-1https://usn.ubuntu.com/3739-1/UBUNTU