CVE-2018-12404

MEDIUM

Description

A cached side channel attack during handshakes using RSA encryption could allow for the decryption of encrypted content. This is a variant of the Adaptive Chosen Ciphertext attack (AKA Bleichenbacher attack) and affects all NSS versions prior to NSS 3.41.

References

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00021.html

http://www.securityfocus.com/bid/107260

https://access.redhat.com/errata/RHSA-2019:2237

https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2018-12404

https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html

Details

Source: MITRE

Published: 2019-05-02

Updated: 2019-07-20

Type: CWE-310

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 5.9

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Impact Score: 3.6

Exploitability Score: 2.2

Severity: MEDIUM