SB2018121828 - Fedora 29 update for tinc

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Main Vulnerability Database SB2018121828

SB2018121828 - Fedora 29 update for tinc

Published: December 18, 2018 Updated: April 24, 2025

Security Bulletin ID SB2018121828
Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 67% Low 33%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Improper Authentication (CVE-ID: CVE-2018-16737)

The vulnerability allows a remote non-authenticated attacker to manipulate data.

tinc before 1.0.30 has a broken authentication protocol, without even a partial mitigation.


2) Improper Authentication (CVE-ID: CVE-2018-16738)

The vulnerability allows a remote non-authenticated attacker to manipulate data.

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.


3) Missing Authentication for Critical Function (CVE-ID: CVE-2018-16758)

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

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.


Remediation

Install update from vendor's website.

References