Vigil@nce - OpenSSH: integer overflow via Experimental XMSS Key Type
December 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...
SYNTHESIS OF THE VULNERABILITY
Impacted products: OpenSSH.
Consequences: privileged access/rights, user access/rights, denial of service on service.
Provenance: internet client.
Confidence: confirmed by the editor (5/5).
Creation date: 09/10/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger an integer overflow via Experimental XMSS Key Type of OpenSSH, in order to trigger a denial of service, and possibly to run code.
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