CVE-2015-1821 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Chrony
Severity
6.5MEDIUMNVD
EPSS
2.6%
top 14.35%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedApr 16
Latest updateMay 17
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.
CVSS vector
AV:N/AC:L/C:P/I:P/A:PExploitability: 8.0 | Impact: 6.4
Affected Packages2 packages
Also affects: Debian Linux 7.0