CVE-2016-1000110

Impact:
Moderate
Public Date:
2016-07-18
CWE:
CWE-20
Bugzilla:
1357334: CVE-2016-1000110 Python CGIHandler: sets environmental variable based on user supplied Proxy request header
It was discovered that the Python CGIHandler class did not properly protect against the HTTP_PROXY variable name clash in a CGI context. A remote attacker could possibly use this flaw to redirect HTTP requests performed by a Python CGI script to an attacker-controlled proxy via a malicious HTTP request.

Find out more about CVE-2016-1000110 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Red Hat Enterprise Linux 4:
This vulnerability has been rated as having a security impact of Moderate. After evaluation and in accordance with the criteria noted in the product support life cycle, there are no plans to address this issue in an upcoming release. Please contact Red Hat Support for further information.

Red Hat Enterprise Linux 5:
This vulnerability has been rated as having a security impact of Moderate. After evaluation and in accordance with the criteria noted in the product support life cycle, there are no plans to address this issue in an upcoming release. Please contact Red Hat Support for further information.

CVSS v2 metrics

Base Score 5
Base Metrics AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None

CVSS v3 metrics

CVSS3 Base Score 5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality None
Integrity Impact Low
Availability Impact None

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

Red Hat Security Errata

Platform Errata Release Date
Red Hat Software Collections for Red Hat Enterprise Linux 6 (python27-python) RHSA-2016:1628 2016-08-18
Red Hat Software Collections for Red Hat Enterprise Linux 6 (python33-python) RHSA-2016:1629 2016-08-18
Red Hat Enterprise Linux 6 (python) RHSA-2016:1626 2016-08-18
Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-python34-python) RHSA-2016:1630 2016-08-18
Red Hat Software Collections for Red Hat Enterprise Linux 7 (python33-python) RHSA-2016:1629 2016-08-18
Red Hat Software Collections for Red Hat Enterprise Linux 7 (python27-python) RHSA-2016:1628 2016-08-18
Red Hat Enterprise Linux 7 (python) RHSA-2016:1626 2016-08-18
Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-python34-python) RHSA-2016:1630 2016-08-18
Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-python35-python) RHSA-2016:1627 2016-08-18

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 python Will not fix
Red Hat Enterprise Linux 4 python Will not fix
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.

Acknowledgements

Red Hat would like to thank Scott Geary (VendHQ) for reporting this issue.
Last Modified