Vulnerability in Dhcpv6 Project
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 obtained from a DHCP message.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.039 (90.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000
Affected products
- Dhcpv6 Project — versions through 2011-07-25
- Linux Dhcp6c
- Red Hat Enterprise Linux — versions 4.0, 5.0
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- access.redhat.com/security/cve/cve-2011-2717 (Third Party Advisory)
- www.openwall.com/lists/oss-security/2011/07/26/9 (mailing-list, Mailing List, Third Party Advisory)
- vigilance.fr/vulnerability/dhcp6c-shell-command-injection-10869 (Third Party Advisory)
Frequently asked questions
- What is CVE-2011-2717?
- CVE-2011-2717 is a critical-severity vulnerability in Dhcpv6 Project, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.8/10. Published 2019-11-27.
- How severe is CVE-2011-2717?
- Critical severity. CVSS v3 base score is 9.8 out of 10.