CVE-2011-2717

moderate-risk
Published 2019-11-27

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.

Do I need to act?

-
0.69% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (3)

Dhcp6C

Affected Vendors

Redhat Linux

References (8)

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
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
43
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 2/34 · Minimal
Exposure 9/34 · Low