PRIOn knowledge basePRION:CVE-2011-4539Design/Logic Flaw
6.8 Medium
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.02 Low
EPSS
Percentile
88.6%
dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service (daemon crash) via a crafted request packet.
| CPE | Name | Operator | Version |
|---|---|---|---|
| ubuntu_linux | eq | 11.04 | |
| ubuntu_linux | eq | 11.10 | |
| debian_linux | eq | 7.0 | |
| debian_linux | eq | 6.0 | |
| dhcp | eq | 4.0.2 b2 | |
| dhcp | eq | 4.0.2 b3 | |
| dhcp | eq | 4.2.2 rc1 | |
| dhcp | eq | 4.2.2 b1 | |
| dhcp | eq | 4.1.1 rc1 | |
| dhcp | eq | 4.2.0 b2 |
References
lists.opensuse.org/opensuse-updates/2011-12/msg00006.html
secunia.com/advisories/47153
secunia.com/advisories/47178
security.gentoo.org/glsa/glsa-201301-06.xml
www.debian.org/security/2012/dsa-2519
www.mandriva.com/security/advisories?name=MDVSA-2011:182
www.securityfocus.com/bid/50971
www.securitytracker.com/id?1026393
www.ubuntu.com/usn/USN-1309-1
exchange.xforce.ibmcloud.com/vulnerabilities/71680
lists.fedoraproject.org/pipermail/package-announce/2011-December/070980.html
lists.fedoraproject.org/pipermail/package-announce/2012-January/071549.html
www.isc.org/software/dhcp/advisories/cve-2011-4539
Related
6.8 Medium
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.02 Low
EPSS
Percentile
88.6%