Vulnerability CVE-2016-4407
Published: 2016-10-13

Description:
The DSA algorithm implementation in SAP SAPCRYPTOLIB 5.555.38 does not properly check signatures, which allows remote authenticated users to impersonate arbitrary users via unspecified vectors, aka SAP Security Note 2223008.

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
SAP -> Sapcryptolib 

 References:
http://seclists.org/fulldisclosure/2016/Oct/32
https://www.onapsis.com/research/security-advisories/sap-missing-signature-check-dsa-algorithm
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