CVE-2016-7543
Summary
| CVE | CVE-2016-7543 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2017-01-19 20:59:00 UTC |
| Updated | 2025-04-20 01:37:25 UTC |
| Description | Bash before 4.4 allows local users to execute arbitrary commands with root privileges via crafted SHELLOPTS and PS4 environment variables. |
Risk And Classification
Primary CVSS: v3.0 8.4 HIGH from [email protected]
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Problem Types: CWE-20 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 8.4 | HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
CVSS v3.0 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
LocalAccess Complexity
LowAuthentication
NoneConfidentiality
CompleteIntegrity
CompleteAvailability
CompleteAV:L/AC:L/Au:N/C:C/I:C/A:C
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Fedoraproject | Fedora | 23 | All | All | All |
| Operating System | Fedoraproject | Fedora | 24 | All | All | All |
| Operating System | Fedoraproject | Fedora | 25 | All | All | All |
| Application | Gnu | Bash | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| [SECURITY] Fedora 25 Update: bash-4.3.43-4.fc25 - package-announce - Fedora Mailing-Lists | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| oss-security - CVE-2016-7543 -- bash SHELLOPTS+PS4 | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | Mailing List, Third Party Advisory |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | |
| Document Display | HPE Support Center | af854a3a-2127-422b-91ae-364da2661108 | h20566.www2.hpe.com | |
| [SECURITY] Fedora 24 Update: bash-4.3.42-7.fc24 - package-announce - Fedora Mailing-Lists | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| HPE NonStop Server Bash Shell Lets Local Users Obtain Root Privileges - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | |
| Bash: Multiple vulnerabilities (GLSA 201701-02) — Gentoo Security | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | Third Party Advisory |
| Bash-4.4 Release available | af854a3a-2127-422b-91ae-364da2661108 | lists.gnu.org | Patch, Vendor Advisory |
| GNU Bash CVE-2016-7543 Local Command Execution Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| [SECURITY] Fedora 23 Update: bash-4.3.42-5.fc23 - package-announce - Fedora Mailing-Lists | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | access.redhat.com | |
| [SECURITY] Fedora 25 Update: bash-4.3.43-4.fc25 - package-announce - Fedora Mailing-Lists | MITRE | lists.fedoraproject.org | |
| [SECURITY] Fedora 24 Update: bash-4.3.42-7.fc24 - package-announce - Fedora Mailing-Lists | MITRE | lists.fedoraproject.org | |
| [SECURITY] Fedora 23 Update: bash-4.3.42-5.fc23 - package-announce - Fedora Mailing-Lists | MITRE | lists.fedoraproject.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 710387 Gentoo Linux Bash Multiple Vulnerabilities (GLSA 201701-02)