5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
6.5 Medium
AI Score
Confidence
High
0.017 Low
EPSS
Percentile
87.8%
chronyd in Chrony before 1.23.1, and possibly 1.24-pre1, generates a syslog message for each unauthorized cmdmon packet, which allows remote attackers to cause a denial of service (disk consumption) via a large number of invalid packets.
chrony.tuxfamily.org/News.html
git.tuxfamily.org/chrony/chrony.git/?p=gitroot/chrony/chrony.git%3Ba=commit%3Bh=0b710499f994823bd938fc6895f097eefb9cc59f
secunia.com/advisories/38428
secunia.com/advisories/38480
www.debian.org/security/2010/dsa-1992
www.securityfocus.com/bid/38106
bugzilla.redhat.com/show_bug.cgi?id=555367