National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-1567 Detail

Current Description

chrony before 1.31.2 and 2.x before 2.2.1 do not verify peer associations of symmetric keys when authenticating packets, which might allow remote attackers to conduct impersonation attacks via an arbitrary trusted key, aka a "skeleton key."

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 8.1 HIGH
Vector:  CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://chrony.tuxfamily.org/news.html#_20_jan_2016_chrony_2_2_1_and_chrony_1_31_2_released Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176559.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175969.html Patch
http://www.talosintel.com/reports/TALOS-2016-0071/ Exploit

Weakness Enumeration

CWE-ID CWE Name Source
CWE-254 7PK - Security Features NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:tuxfamily:chrony:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.31.1
 cpe:2.3:a:tuxfamily:chrony:2.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:2.1.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:tuxfamily:chrony:2.2:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-1567
NVD Published Date:
01/26/2016
NVD Last Modified:
12/05/2016