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CVE-2017-16687 Information Disclosure in SAP HANA XS classic user self-service, SAP security note 2549983


The user self-service tools of SAP HANA extended application services (XS classic) can be misused to enumerate valid and invalid user accounts. An unauthenticated user could use the error messages to determine if a given username is valid.

CVSS Information

CVSS v3 Base Score: 5.3 / 10
CVSS v3 Base Vector:

AV : Attack Vector (Related exploit range)

Network (N)

AC : Attack Complexity (Required attack complexity)

Low (L)

PR : Privileges Required (Level of privileges needed to exploit)

None (N)

UI : User Interaction (Required user participation)

None (N)

S : Scope (Change in scope due to impact caused to components beyond the vulnerable component)

Unchanged (U)

C : Impact to Confidentiality

Low (L)

I : Impact to Integrity

None (N)

A : Impact to Availability

None (N)

SAP provides this CVSS v3 base score as an estimate of the risk posed by the issue reported in this note. This estimate does not take into account your own system configuration or operational environment. It is not intended to replace any risk assessments you are advised to conduct when deciding on the applicability or priority of this SAP security note. For more information, see the FAQ section at

Available fix and Supported packages

  • HDB | 1.00 | 1.00
  • HDB | 2.00 | 2.00
  • SAP HANA DATABASE 1.00 | SP122 | 000010
  • SAP HANA DATABASE 2.0 | SP002 | 000002
  • SAP HANA DATABASE 2.0 | SP012 | 000000
  • SAP HANA DATABASE 2.0 | SP020 | 000000

Affected component

    SAP HANA Extended Application Services


Score: 0


Exploit is not available.
For detailed information please contact the mail [email protected]