busybox: udhcpc insufficient checking of DHCP options
Published Jul 3, 2012
6.8
MEDIUMCVSS 2.0
EPSS 1.80%
Description
The DHCP client (udhcpc) in BusyBox before 1.20.0 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in the (1) HOST_NAME, (2) DOMAIN_NAME, (3) NIS_DOMAIN, and (4) TFTP_SERVER_NAME host name options.
Affected products
No data.
Configuration 2
- ≤ 1.19.4
- 0.60.5
- 1.00
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.01
- 1.1.0
- 1.1.0
- 1.1.1
- 1.1.2
- 1.1.3
- 1.2.0
- 1.2.1
- 1.2.2
- 1.2.2.1
- 1.3.0
- 1.3.1
- 1.3.2
- 1.4.0
- 1.4.1
- 1.4.2
- 1.5.0
- 1.5.1
- 1.6.0
- 1.6.1
- 1.7.0
- 1.7.1
- 1.7.2
- 1.7.3
- 1.8.0
- 1.8.1
- 1.8.2
- 1.9.0
- 1.9.1
- 1.9.2
- 1.10.0
- 1.10.1
- 1.10.2
- 1.10.3
- 1.10.4
- 1.11.0
- 1.11.1
- 1.11.2
- 1.11.3
- 1.12.0
- 1.12.1
- 1.12.2
- 1.12.3
- 1.12.4
- 1.13.0
- 1.13.1
- 1.13.2
- 1.13.3
- 1.13.4
- 1.14.0
- 1.14.1
- 1.14.2
- 1.14.3
- 1.14.4
- 1.15.0
- 1.15.1
- 1.15.2
- 1.15.3
- 1.16.0
- 1.16.1
- 1.16.2
- 1.17.0
- 1.17.1
- 1.17.2
- 1.17.3
- 1.17.4
- 1.18.0
- 1.18.1
- 1.18.2
- 1.18.3
- 1.18.4
- 1.18.5
- 1.19.0
- 1.19.2
- 1.19.3
No data.
Red Hat Enterprise Linux 5
busybox-1:1.2.0-13.el5
Fixed · RHSA-2012:0308
Red Hat Enterprise Linux 6
busybox-1:1.15.1-15.el6
Fixed · RHSA-2012:0810
Red Hat Enterprise Linux 4
busybox
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | busybox-1:1.2.0-13.el5 | Fixed | RHSA-2012:0308 |
| Red Hat Enterprise Linux 6 | busybox-1:1.15.1-15.el6 | Fixed | RHSA-2012:0810 |
| Red Hat Enterprise Linux 4 | busybox | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:A/AC:H/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.80% (0.01800) | 77.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.80% (0.01800) | 75.57th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.18% (0.01177) | 77.27th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.20% (0.00198) | 58.66th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.20% (0.00198) | 55.89th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.54% (0.01537) | 74.00th | v2 (v2022.01.01) |
| Feb 3, 2023 | 2.69% (0.02686) | 82.44th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
References (16)
- http://downloads.avaya.com/css/P8/documents/100158840 x_refsource_CONFIRM
- http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html x_refsource_MISC
- http://rhn.redhat.com/errata/RHSA-2012-0810.html vendor-advisoryx_refsource_REDHAT
- http://seclists.org/fulldisclosure/2019/Jun/18 mailing-listx_refsource_FULLDISC
- http://seclists.org/fulldisclosure/2020/Aug/20 mailing-listx_refsource_FULLDISC
- http://secunia.com/advisories/45363 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.busybox.net/news.html x_refsource_CONFIRM
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:129 vendor-advisoryx_refsource_MANDRIVA
- http://www.securityfocus.com/bid/48879 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2011-2716 Vendor Advisory
- https://bugs.busybox.net/show_bug.cgi?id=3979 x_refsource_CONFIRMPatch
- https://bugzilla.redhat.com/show_bug.cgi?id=725364 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2011-2716
- https://seclists.org/bugtraq/2019/Jun/14 mailing-listx_refsource_BUGTRAQ
- https://support.t-mobile.com/docs/DOC-21994 x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2011-2716
Change history (0)
No recorded changes yet.