CVE Vulnerability

CVE-2018-12384

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.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.9 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2018-12384 Issue Tracking Vendor Advisory
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
Configurations

Configuration 1

cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:*
Information

Published : 2019-04-29 03:29

Updated : 2020-08-24 05:37

NVD link : CVE-2018-12384

Mitre link : CVE-2018-12384

Products Affected
No products.
CWE
CWE-335

Incorrect Usage of Seeds in Pseudo-Random Number Generator (PRNG)