CVE-2016-4407 Auth bypass in n/a
Remote authenticated users can impersonate arbitrary users due to improper signature verification in the DSA algorithm implementation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2016-4407?
CVE-2016-4407 is a medium-severity authentication bypass vulnerability in n/a, published on 13 Oct 2016. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-284
Which versions are affected by CVE-2016-4407?
It affects 1 product.
Products include Sap Sapcryptolib.
How do I fix CVE-2016-4407?
No fix has been published for CVE-2016-4407 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2016-4407 being exploited?
There is no known exploitation of CVE-2016-4407 in the wild and no public exploit code.
Sources
Also known as GHSA-vrcm-r83p-fhmh.