Medium severity · published Dec 12, 2017
CVE-2017-16691
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'
6.5
CVSS
1.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BA
Business Application Software Integrated Solution · Sap
7.00; 7.01; 7.02; 7.10; 7.11; 7.30; +5 more · source: NVD
Affected product
BA
Business Application Software Integrated Solution
Sap
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-16691
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-16691
Third Party Advisory
http://www.securityfocus.com/bid/101822
Issue Tracking
https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/
Permissions Required
https://launchpad.support.sap.com/#/notes/2546220
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