CVE-2016-5419

Publication date 3 August 2016

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

Description

curl and libcurl before 7.50.1 do not prevent TLS session resumption when the client certificate has changed, which allows remote attackers to bypass intended restrictions by resuming a session.

Status

Package Ubuntu Release Status
curl 17.04 zesty
Not affected
16.10 yakkety
Not affected
16.04 LTS xenial
Fixed 7.47.0-1ubuntu2.1
14.04 LTS trusty
Fixed 7.35.0-1ubuntu2.8
12.04 LTS precise
Fixed 7.22.0-3ubuntu4.16

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
curl

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

Related Ubuntu Security Notices (USN)

Other references