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CVE-2018-16870

Published: 3 January 2019

It was found that wolfssl before 3.15.7 is vulnerable to a new variant of the Bleichenbacher attack to perform downgrade attacks against TLS. This may lead to leakage of sensible data.

Priority

Medium

Cvss 3 Severity Score

5.9

Score breakdown

Status

Package Release Status
wolfssl
Launchpad, Ubuntu, Debian
bionic Needs triage

cosmic Ignored
(end of life)
disco Ignored
(end of life)
eoan Not vulnerable
(4.1.0+dfsg-1ubuntu1)
focal Not vulnerable
(4.1.0+dfsg-1ubuntu1)
groovy Not vulnerable
(4.1.0+dfsg-1ubuntu1)
hirsute Not vulnerable
(4.1.0+dfsg-1ubuntu1)
impish Not vulnerable
(4.1.0+dfsg-1ubuntu1)
jammy Not vulnerable
(4.1.0+dfsg-1ubuntu1)
kinetic Not vulnerable
(4.1.0+dfsg-1ubuntu1)
lunar Not vulnerable
(4.1.0+dfsg-1ubuntu1)
mantic Not vulnerable
(4.1.0+dfsg-1ubuntu1)
noble Not vulnerable
(4.1.0+dfsg-1ubuntu1)
trusty Does not exist

upstream
Released (3.15.7)
xenial Needs triage

Severity score breakdown

Parameter Value
Base score 5.9
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N