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CVE-2017-18342

Impact:
Moderate
Public Date:
2018-06-27
CWE:
CWE-20
Bugzilla:
1595743: CVE-2017-18342 PyYAML: yaml.load() API が任意のコードを実行可能

The MITRE CVE dictionary describes this issue as:

PyYAML 4.1 より前のバージョンで、yaml.load() API が任意のコードを実行可能。つまり、yaml.safe_load が使用されません。

Find out more about CVE-2017-18342 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

PyYAML in channels for Red Hat MRG Messaging 2 should no longer be used, as a newer version is now available in Red Hat Enterprise Linux. Newer packages should be consumed from Red Hat Enterprise Linux channels.

This issue affects the versions of the PyYAML package as shipped with Red Hat Satellite 5. However, this flaw is not known to be exploitable under any supported scenario in Satellite 5. A future update may address this issue.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 8.1
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

Affected Packages State

Platform Package State
Red Hat Software Collections for Red Hat Enterprise Linux rh-python35-PyYAML 調査中
Red Hat Software Collections for Red Hat Enterprise Linux rh-python36-PyYAML 調査中
Red Hat Satellite 5 PyYAML 調査中
Red Hat OpenStack Platform 9.0 PyYAML 調査中
Red Hat OpenStack Platform 8.0 (Liberty) PyYAML 調査中
Red Hat OpenStack Platform 13 PyYAML 調査中
Red Hat OpenStack Platform 12.0 PyYAML 調査中
Red Hat OpenStack Platform 10 PyYAML 調査中
Red Hat Enterprise MRG 2 PyYAML 調査中
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 PyYAML 調査中
Red Hat Enterprise Linux 7 PyYAML 調査中
Red Hat Enterprise Linux 6 PyYAML 調査中
Red Hat Ceph Storage 1.3 PyYAML フィクスの予定なし

Array

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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