MEDIUM
dhcpcd before 5.2.12 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message
Published Apr 13, 2011
6.8
MEDIUMCVSS 2.0
EPSS 3.75%
Description
dhcpcd before 5.2.12 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message.
Affected products
No data.
- ≤ 5.2.10
No data.
No Red Hat product state for this CVE.
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.
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.75% 0.03748
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03748
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 | 3.75% (0.03748) | 89.52th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.75% (0.03748) | 88.42th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.83% (0.00826) | 72.82th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.35% (0.01346) | 86.70th | v3 (v2023.03.01) |
| May 4, 2024 | 1.35% (0.01346) | 86.02th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.35% (0.01346) | 84.02th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Mar 2, 2023 | 1.41% (0.01408) | 72.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
Weaknesses (1)
References (8)
- http://roy.marples.name/archives/dhcpcd-discuss/2011/0326.html mailing-listx_refsource_MLIST
- http://roy.marples.name/projects/dhcpcd/changeset/c317b39786ac6c3a939dc711db7c78cf099859fd x_refsource_CONFIRMPatch
- http://roy.marples.name/projects/dhcpcd/timeline x_refsource_CONFIRM
- http://secunia.com/advisories/44070 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://security.gentoo.org/glsa/glsa-201301-04.xml vendor-advisoryx_refsource_GENTOO
- http://www.securityfocus.com/bid/47272 vdb-entryx_refsource_BID
- https://bugzilla.novell.com/show_bug.cgi?id=675052 x_refsource_CONFIRM
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66641 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://roy.marples.name/archives/dhcpcd-discuss/2011/0326.html | mailing-listx_refsource_MLIST | |
| http://roy.marples.name/projects/dhcpcd/changeset/c317b39786ac6c3a939dc711db7c78cf099859fd | x_refsource_CONFIRMPatch | |
| http://roy.marples.name/projects/dhcpcd/timeline | x_refsource_CONFIRM | |
| http://secunia.com/advisories/44070 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://security.gentoo.org/glsa/glsa-201301-04.xml | vendor-advisoryx_refsource_GENTOO | |
| http://www.securityfocus.com/bid/47272 | vdb-entryx_refsource_BID | |
| https://bugzilla.novell.com/show_bug.cgi?id=675052 | x_refsource_CONFIRM | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/66641 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Apr 13, 2011
Updated Aug 6, 2024
Reserved Feb 14, 2011
Link CVE-2011-0996
CISA Vulnrichment
Updated n/a