CVEvulnerability
CVE-2016-1567
8.1 HIGH
Official page ↗
- Status
- Modified
- Published
- 2016-01-26
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 8.1 HIGH — CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-254
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."
Affected configurations
• tuxfamily chrony (<= 1.31.1)
• tuxfamily chrony 2.0
• tuxfamily chrony 2.1
• tuxfamily chrony 2.1.1
• tuxfamily chrony 2.2
Related
Weakness · not in database (1)
References
- 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 lists.fedoraproject.org
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175969.html Patch
- http://www.talosintel.com/reports/TALOS-2016-0071/ Exploit
- 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 lists.fedoraproject.org
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175969.html Patch
- http://www.talosintel.com/reports/TALOS-2016-0071/ Exploit