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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…
Critical9.8EPSS 3.9%
- Published
- Updated
- Reserved
- Assigned by
- redhat
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.
Timeline
ID reserved
By redhat
- 8 years later
· 8 years later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 3.9% · top 9.6% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
- insufficient checking of DHCP options
- CWE-74 (opens in a new tab)All about CWE-74 and its CVEs
Affected products
- affected through 2011-07-25
References (4)
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2717 (opens in a new tab)x_refsource_MISCx_transferred
- https://access.redhat.com/security/cve/cve-2011-2717 (opens in a new tab)x_refsource_MISCx_transferred
- [oss-security] 20110726 Re: CVE request - dhcp clients (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://vigilance.fr/vulnerability/dhcp6c-shell-command-injection-10869 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-2717)Record last updated .