SEPTEMBER 20, 2026
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Case File

CVE-2015-1798

LOW · CVSS 1.8 EPSS 2.22%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2015-04-08 · Last synced 2026-08-04

CyberRota Analysis

This is a low severity vulnerability with a CVSS score of 1.8. See the original NVD description below for full technical details.

CVE
CVE-2015-1798
Severity
LOW
CVSS
1.8
EPSS
2.22%

Original NVD Description

The symmetric-key feature in the receive function in ntp_proto.c in ntpd in NTP 4.x before 4.2.8p2 requires a correct MAC only if the MAC field has a nonzero length, which makes it easier for man-in-the-middle attackers to spoof packets by omitting the MAC.