CVE-2015-1821

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

Heap-based buffer overflow in chrony before 1.31.1 allows remote authenticated users to cause a denial of service (chronyd crash) or possibly execute arbitrary code by configuring the (1) NTP or (2) cmdmon access with a subnet size that is indivisible by four and an address with a nonzero bit in the subnet remainder.

Metrics

CVSS 2.0 6.5/10AV:N/AC:L/Au:S/C:P/I:P/A:P

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published: Apr 16, 2015
Last modified: Jun 17, 2026
NVD status: Modified

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