Information disclosure in IBM Domino

1) Information disclosure

EUVDB-ID: #VU6861

Risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-6087

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to Diffie-Hellman (DH) parameter validation flaw in the TLS server. A remote attacker can create multiple key exchange sessions to lessen secure connection on the system and gain access to authentication credentials.

Successful exploitation of the vulnerability results in information disclosure.

Mitigation

Update to version 9.0.1 FP8.

Vulnerable software versions

IBM Domino: 8.5.1 - 9.0.1

External links

http://www-01.ibm.com/support/docview.wss?uid=swg22002808

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.