CVE-2017-16691

Current Description

SAP Note Assistant tool (SAP BASIS from 7.00 to 7.02, from 7.10 to 7.11, 7.30, 7.31,7.40, from 7.50 to 7.52) supports upload of digitally signed note file of type 'SAR'. The digital signature verification is done together with the extraction of note file contained in the SAR archive. It is possible to append a tampered file to the SAR archive using SAPCAR tool and during the extraction, digital signature verification fails but the tampered file is extracted.

Basic Data

PublishedDecember 12, 2017
Last ModifiedJanuary 04, 2018
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeCWE-20
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:M/Au:N/C:N/I:P/A:P
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityMEDIUM
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactNONE
CVSS 2 - Availability ImpactPARTIAL
CVSS 2 - Base Score5.8
SeverityMEDIUM
Exploitability Score8.6
Impact Score4.9
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:R/S:U/C:N/I:H/A:N
CVSS 3 - Attack VectorNETWORK
CVSS 3 - Attack ComplexityLOW
CVSS 3 - Privileges RequiredNONE
CVSS 3 - User InteractionREQUIRED
CVSS 3 - ScopeUNCHANGED
CVSS 3 - Confidentiality ImpactNONE
CVSS 3 - Integrity ImpactHIGH
CVSS 3 - Availability ImpactNONE
CVSS 3 - Base Score6.5
CVSS 3 - Base SeverityMEDIUM
Exploitability Score2.8
Base SeverityMEDIUM

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationSapBusiness Application Software Integrated Solution7.00*******
    2.3ApplicationSapBusiness Application Software Integrated Solution7.01*******
    2.3ApplicationSapBusiness Application Software Integrated Solution7.02*******
    2.3ApplicationSapBusiness Application Software Integrated Solution7.10*******
    2.3ApplicationSapBusiness Application Software Integrated Solution7.11*******
    2.3ApplicationSapBusiness Application Software Integrated Solution7.30*******
    2.3ApplicationSapBusiness Application Software Integrated Solution7.31*******
    2.3ApplicationSapBusiness Application Software Integrated Solution7.40*******
    2.3ApplicationSapBusiness Application Software Integrated Solution7.50*******
    2.3ApplicationSapBusiness Application Software Integrated Solution7.51*******
    2.3ApplicationSapBusiness Application Software Integrated Solution7.52*******

Vulnerable Software List

VendorProductVersions
Sap Business Application Software Integrated Solution 7.00, 7.01, 7.02, 7.10, 7.11, 7.30, 7.31, 7.40, 7.50, 7.51, 7.52

References

NameSourceURLTags
101822http://www.securityfocus.com/bid/101822BIDThird Party Advisory VDB Entry
https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/CONFIRMIssue Tracking Vendor Advisory
https://launchpad.support.sap.com/#/notes/2546220https://launchpad.support.sap.com/#/notes/2546220CONFIRMPermissions Required Vendor Advisory