An arbitrary command injection flaw was found in the way bash processed the hostname value. A malicious DHCP server could use this flaw to execute arbitrary commands on the DHCP client machines running bash under specific circumstances.
Find out more about CVE-2016-0634 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 3.7 |
|---|---|
| Base Metrics | AV:L/AC:H/Au:N/C:P/I:P/A:P |
| Access Vector | Local |
| Access Complexity | High |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
| CVSS3 Base Score | 4.9 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L |
| Attack Vector | Local |
| Attack Complexity | High |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | Low |
| Integrity Impact | Low |
| Availability Impact | Low |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 7 (bash) | RHSA-2017:1931 | 2017-08-01 |
| Red Hat Enterprise Linux 6 (bash) | RHSA-2017:0725 | 2017-03-21 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 5 | bash | Will not fix |
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