CVE-2018-16869

medium

Description

A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases downgrade any TLS connections to a vulnerable server.

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16869

http://www.securityfocus.com/bid/106092

http://cat.eyalro.net/

Details

Source: Mitre, NVD

Published: 2018-12-03

Updated: 2023-02-03

Risk Information

CVSS v2

Base Score: 3.3

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:N

Severity: Low

CVSS v3

Base Score: 5.7

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

Severity: Medium