CVE-2011-2717
CRITICALCVSS 9.8/10EPSS 3.93%
Last modified
CVE-2011-2717 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 3.93% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Dhcp6c | <= 2011-07-25 |
| Redhat | Enterprise Linux | 4.0 |
| Redhat | Enterprise Linux | 5.0 |
References
- https://access.redhat.com/security/cve/cve-2011-2717Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2717Issue Tracking, Third Party Advisory
- https://vigilance.fr/vulnerability/dhcp6c-shell-command-injection-10869Third Party Advisory
- https://www.openwall.com/lists/oss-security/2011/07/26/9Mailing List, Third Party Advisory
- https://access.redhat.com/security/cve/cve-2011-2717Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2717Issue Tracking, Third Party Advisory
- https://vigilance.fr/vulnerability/dhcp6c-shell-command-injection-10869Third Party Advisory
- https://www.openwall.com/lists/oss-security/2011/07/26/9Mailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2011-2717?
CVE-2011-2717 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.93% probability of exploitation in the next 30 days.
How do I fix CVE-2011-2717?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2011-2717?
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Scan your code nowSource: NVD / NIST