CVE-2016-9950

Current Description

An issue was discovered in Apport before 2.20.4. There is a path traversal issue in the Apport crash file "Package" and "SourcePackage" fields. These fields are used to build a path to the package specific hook files in the /usr/share/apport/package-hooks/ directory. An attacker can exploit this path traversal to execute arbitrary Python files from the local system.

Basic Data

PublishedDecember 17, 2016
Last ModifiedJanuary 07, 2017
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeCWE-22
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:M/Au:N/C:C/I:C/A:C
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityMEDIUM
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactCOMPLETE
CVSS 2 - Availability ImpactCOMPLETE
CVSS 2 - Base Score9.3
SeverityHIGH
Exploitability Score8.6
Impact Score10.0
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

CVSS 3 - Version3.0
CVSS 3 - Vector StringCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3 - Attack VectorLOCAL
CVSS 3 - Attack ComplexityLOW
CVSS 3 - Privileges RequiredNONE
CVSS 3 - User InteractionREQUIRED
CVSS 3 - ScopeUNCHANGED
CVSS 3 - Confidentiality ImpactHIGH
CVSS 3 - Integrity ImpactHIGH
CVSS 3 - Availability ImpactHIGH
CVSS 3 - Base Score7.8
CVSS 3 - Base SeverityHIGH
Exploitability Score1.8
Base SeverityHIGH

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationApport ProjectApport********2.20.3
  • OR - Configuration 2
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3OSCanonicalUbuntu Linux********12.10

Vulnerable Software List

VendorProductVersions
Apport Project Apport *
Canonical Ubuntu Linux *

References

NameSourceURLTags
95011http://www.securityfocus.com/bid/95011BIDThird Party Advisory VDB Entry
USN-3157-1http://www.ubuntu.com/usn/USN-3157-1UBUNTU
https://bugs.launchpad.net/apport/+bug/1648806https://bugs.launchpad.net/apport/+bug/1648806MISCIssue Tracking PATCH
https://donncha.is/2016/12/compromising-ubuntu-desktop/https://donncha.is/2016/12/compromising-ubuntu-desktop/MISCExploit Technical Description Third Party Advisory
https://github.com/DonnchaC/ubuntu-apport-exploitationhttps://github.com/DonnchaC/ubuntu-apport-exploitationMISCIssue Tracking Third Party Advisory
40937https://www.exploit-db.com/exploits/40937/EXPLOIT-DB