CVE-2018-12384

CVE Details

Release Date:

2019-04-29

Description

When handling a SSLv2-compatible ClientHello request, the server doesn't generate a new random value but sends an all-zero value instead. This results in full malleability of the ClientHello for SSLv2 used for TLS 1.2 in all versions prior to NSS 3.39. This does not impact TLS 1.3.

See more information about CVE-2018-12384 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	5.9	Base Metrics:	AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Access Vector:	Network	Attack Complexity:	High
Privileges Required:	None	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	High
Integrity Impact:	None	Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (nss)	ELSA-2018-2898	2018-10-09
Oracle Linux version 7 (nss)	ELSA-2018-2768	2018-09-25
Oracle VM version 3.3 (nss)	OVMSA-2018-0264	2018-10-10
Oracle VM version 3.4 (nss)	OVMSA-2018-0264	2018-10-10

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team