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debianDebianDEBIAN:DSA-4312-1:0A62D
HistoryOct 08, 2018 - 5:13 p.m.

[SECURITY] [DSA 4312-1] tinc security update

2018-10-0817:13:25
lists.debian.org
7

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N


Debian Security Advisory DSA-4312-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
October 08, 2018 https://www.debian.org/security/faq


Package : tinc
CVE ID : CVE-2018-16738 CVE-2018-16758

Several vulnerabilities were discovered in tinc, a Virtual Private
Network (VPN) daemon. The Common Vulnerabilities and Exposures project
identifies the following problems:

CVE-2018-16738

Michael Yonli discovered a flaw in the implementation of the
authentication protocol that could allow a remote attacker to
establish an authenticated, one-way connection with another node.

CVE-2018-16758

Michael Yonli discovered that a man-in-the-middle that has
intercepted a TCP connection might be able to disable encryption of
UDP packets sent by a node.

For the stable distribution (stretch), these problems have been fixed in
version 1.0.31-1+deb9u1.

We recommend that you upgrade your tinc packages.

For the detailed security status of tinc please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/tinc

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N