CVE-2016-7032

Impact:
Moderate
Public Date:
2016-10-26
CWE:
CWE-184
Bugzilla:
1372830: CVE-2016-7032 sudo: noexec bypass via system() and popen()
It was discovered that the sudo noexec restriction could have been bypassed if application run via sudo executed system() or popen() C library functions with a user supplied argument. A local user permitted to run such application via sudo with noexec restriction could use this flaw to execute arbitrary commands with elevated privileges.

Find out more about CVE-2016-7032 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 6.6
Base Metrics AV:L/AC:M/Au:S/C:C/I:C/A:C
Access Vector Local
Access Complexity Medium
Authentication Single
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

CVSS v3 metrics

CVSS3 Base Score 6.4
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (sudo) RHSA-2016:2872 2016-12-06
Red Hat Enterprise Linux 7 (sudo) RHSA-2016:2872 2016-12-06

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 sudo Will not fix

Acknowledgements

This issue was discovered by Florian Weimer (Red Hat).

External References

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