CVE-2011-2748
HIGH severity · CVSS 7.8 · Improper input validation
7.8CVSS HIGH
Summary
The server in ISC DHCP 3.x and 4.x before 4.2.2, 3.1-ESV before 3.1-ESV-R3, and 4.1-ESV before 4.1-ESV-R3 allows remote attackers to cause a denial of service (daemon exit) via a crafted DHCP packet.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)39%
AV:N/AC:L/Au:N/C:N/I:N/A:C
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065176.htmlAdvisory
- http://lists.opensuse.org/opensuse-updates/2011-09/msg00014.htmlAdvisory
- http://redmine.pfsense.org/issues/1888Advisory
- http://secunia.com/advisories/45582Advisory
- http://secunia.com/advisories/45595Advisory
- http://secunia.com/advisories/45629Advisory
- http://secunia.com/advisories/45639Advisory