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Case File

CVE-2015-1853

MEDIUM · CVSS 6.5 EPSS 1.70%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-12-09 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2015-1853
Severity
MEDIUM
CVSS
6.5
EPSS
1.70%

Original NVD Description

chrony before 1.31.1 does not properly protect state variables in authenticated symmetric NTP associations, which allows remote attackers with knowledge of NTP peering to cause a denial of service (inability to synchronize) via random timestamps in crafted NTP data packets.

Related CVEs

Other vulnerabilities affecting the same vendor(s)