Unscored severity · published Dec 9, 2009
CVE-2009-3563
ntp_request.c in ntpd in NTP before 4.2.4p8, and 4.2.5, allows remote attackers to cause a denial of service (CPU and bandwidth consumption) by using MODE_PRIVATE to send a…
–
CVSS
32.1%
EPSS
No
On KEV
Description
ntp_request.c in ntpd in NTP before 4.2.4p8, and 4.2.5, allows remote attackers to cause a denial of service (CPU and bandwidth consumption) by using MODE_PRIVATE to send a spoofed (1) request or (2) response packet that triggers a continuous exchange of MODE_PRIVATE error responses between two NTP daemons.
Exploitation
Is it being used?
Exploit prediction (EPSS)32.1% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NT
Ntp · Ntp
through 4.2.2p4; 4.0.72; 4.0.73; 4.0.90; 4.0.91; 4.0.92; +15 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2009-3563
CVE.org
https://www.cve.org/CVERecord?id=CVE-2009-3563
aix.software.ibm.com
http://aix.software.ibm.com/aix/efixes/security/xntpd_advisory.asc
bugs.debian.org
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=560074
kb.juniper.net
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10673
kb.juniper.net
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10691
lists.vmware.com
http://lists.vmware.com/pipermail/security-announce/2010/000082.html
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