Alpine: multiple tinc packages: security update to 1.0.35-r0

medium Tenable Cloud Security Plugin ID 424551

Description

There are packages installed that are affected by multiple vulnerabilities referenced in the following CVEs:

- tinc before 1.0.30 has a broken authentication protocol, without even a partial mitigation.
(CVE-2018-16737)

- tinc 1.0.30 through 1.0.34 has a broken authentication protocol, although there is a partial mitigation.
This is fixed in 1.1. (CVE-2018-16738)

- Missing message authentication in the meta-protocol in Tinc VPN version 1.0.34 and earlier allows a man-
in-the-middle attack to disable the encryption of VPN packets. (CVE-2018-16758)

See Also

https://security.alpinelinux.org/vuln/CVE-2018-16737

https://security.alpinelinux.org/vuln/CVE-2018-16738

https://security.alpinelinux.org/vuln/CVE-2018-16758

Plugin Details

Severity: Medium

ID: 424551

Version: Revision 1.8

Type: Local

Published: 4/4/2025

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2018-16737

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2018-16758

Vulnerability Information

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 10/10/2018

Reference Information

CVE: CVE-2018-16737, CVE-2018-16738, CVE-2018-16758