Critical severity · published Nov 27, 2019
CVE-2011-2717
The DHCPv6 client (dhcp6c) as used in the dhcpv6 project through 2011-07-25 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in a hostname…
9.8
CVSS
3.9%
EPSS
No
On KEV
Description
The DHCPv6 client (dhcp6c) as used in the dhcpv6 project through 2011-07-25 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.9% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DH
Dhcp6c · Linux
through 2011-07-25 · source: NVD
EL
Enterprise Linux · Redhat
4.0; 5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-2717
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-2717
Third Party Advisory
https://access.redhat.com/security/cve/cve-2011-2717
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2717
Third Party Advisory
https://vigilance.fr/vulnerability/dhcp6c-shell-command-injection-10869
Mailing List
https://www.openwall.com/lists/oss-security/2011/07/26/9