CVE-2014-7169
It was found that the fix for CVE-2014-6271 was incomplete, and Bash still allowed certain characters to be injected into other environments via specially crafted environment variables. An attacker could potentially use this flaw to override or bypass environment restrictions to execute shell commands. Certain services and applications allow remote unauthenticated attackers to provide environment variables, allowing them to exploit this issue.
Find out more about CVE-2014-7169 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
| Base Score | 5.1 |
|---|---|
| Base Metrics | AV:N/AC:H/Au:N/C:P/I:P/A:P |
| Access Vector | Network |
| Access Complexity | High |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| S-JIS for Red Hat Enteprise Linux 6 Server (bash) | RHSA-2014:1312 | 2014-09-26 |
| Red Hat Enterprise Linux Extended Lifecycle Support 4 (bash) | RHSA-2014:1311 | 2014-09-26 |
| S-JIS for Red Hat Enteprise Linux 5 Server (bash) | RHSA-2014:1865 | 2014-11-17 |
| Red Hat Enterprise Linux 5 (bash) | RHSA-2014:1306 | 2014-09-26 |
| Red Hat Enterprise Linux EUS (v. 5.9 server) (bash) | RHSA-2014:1311 | 2014-09-26 |
| Red Hat Enterprise Linux 6 (bash) | RHSA-2014:1306 | 2014-09-26 |
| RHEV Manager 3 (rhev-hypervisor6) | RHSA-2014:1354 | 2014-10-02 |
| Red Hat Enterprise Linux Advanced Update Support 6.2 (bash) | RHSA-2014:1311 | 2014-09-26 |
| Red Hat Enterprise Linux 7 (bash) | RHSA-2014:1306 | 2014-09-26 |
| Red Hat Enterprise Linux Extended Update Support 6.4 (bash) | RHSA-2014:1311 | 2014-09-26 |
| S-JIS for Red Hat Enteprise Linux 5 Server (bash) | RHSA-2014:1312 | 2014-09-26 |
| Red Hat Enterprise Linux Long Life (v. 5.6 server) (bash) | RHSA-2014:1311 | 2014-09-26 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | rhel-guest-image | Affected |
| Red Hat Enterprise Linux 6 | guest-images | Affected |
| Red Hat Enterprise Linux 3 | bash | Affected |
| RHEV Manager 3 | rhev-hypervisor | Affected |