CVE-2015-1798

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…

published April 8, 2015

CVSS
—
EPSS
2%
Percentile
82.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02243 · 82.6th percentile
Published
2015-04-08T10:00Z
EPSS history
Timeline
  • 08 APR 10:00Z
    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…
    cvelistv5