CVE-2017-16691
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in, but needs a user to act. High risk of data tampering.
- Exploit odds
- 1.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.3% in the next 30 days (EPSS).
- Severity: 6.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.3% · EPSS, next 30 days
- Weakness
- CWE-20 · Improper input validation
- Record status
- Modified
Affected
- Sap Business Application Software Integrated Solution 7.00
- Sap Business Application Software Integrated Solution 7.01
- Sap Business Application Software Integrated Solution 7.02
- Sap Business Application Software Integrated Solution 7.10
- Sap Business Application Software Integrated Solution 7.11
- Sap Business Application Software Integrated Solution 7.30
- Sap Business Application Software Integrated Solution 7.31
- Sap Business Application Software Integrated Solution 7.40
Attack profile CVSS 3.0 · 6.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Raw vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2017-16691.md and follow it. Check whether this project is affected by CVE-2017-16691. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/
- https://launchpad.support.sap.com/#/notes/2546220
- https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/
- https://launchpad.support.sap.com/#/notes/2546220
References
- http://www.securityfocus.com/bid/101822
- https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/
- https://launchpad.support.sap.com/#/notes/2546220
- http://www.securityfocus.com/bid/101822
- https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/
- https://launchpad.support.sap.com/#/notes/2546220