CVE-2014-2667:详情

CVE-2014-2667

0.06%V4
2014-11-16
01h00 +00:00
Local
2024-08-06
10h21 +00:00
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CVE 描述

Race condition in the _get_masked_mode function in Lib/os.py in Python 3.2 through 3.5, when exist_ok is set to true and multiple threads are used, might allow local users to bypass intended file permissions by leveraging a separate application vulnerability before the umask has been set to the expected value.

CVE 信息

相关弱点

CWE-ID 弱点名称 来源
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

指标

指标 评分 严重程度 CVSS 向量 来源
V2 3.3 AV:L/AC:M/Au:N/C:P/I:P/A:N nvd@nist.gov

EPSS

EPSS 是一种预测漏洞被利用可能性的评分模型。

EPSS 评分

EPSS 模型生成一个介于 0 到 1(即 0% 到 100%)之间的概率评分。评分越高,漏洞被利用的可能性越大。

EPSS 百分位

百分位用于根据 EPSS 评分对 CVE 进行排名。例如,EPSS 百分位为第 95 的 CVE,其被利用的可能性高于 95% 的其他 CVE。因此,百分位可用于比较不同 CVE 的 EPSS 评分。

相关产品

配置 0

Python>>Python >> Version 3.2.0

Python>>Python >> Version 3.2.1

Python>>Python >> Version 3.2.2

Python>>Python >> Version 3.2.3

Python>>Python >> Version 3.2.4

Python>>Python >> Version 3.2.5

Python>>Python >> Version 3.2.6

Python>>Python >> Version 3.3.0

Python>>Python >> Version 3.3.1

Python>>Python >> Version 3.3.2

Python>>Python >> Version 3.3.3

Python>>Python >> Version 3.3.4

Python>>Python >> Version 3.3.5

Python>>Python >> Version 3.3.6

Python>>Python >> Version 3.4.0

Python>>Python >> Version 3.4.1

Python>>Python >> Version 3.4.2

参考资料

http://www.openwall.com/lists/oss-security/2014/03/28/15
Tags : mailing-list, x_refsource_MLIST
https://security.gentoo.org/glsa/201503-10
Tags : vendor-advisory, x_refsource_GENTOO
http://www.openwall.com/lists/oss-security/2014/03/30/4
Tags : mailing-list, x_refsource_MLIST
http://bugs.python.org/issue21082
Tags : x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2014/03/29/5
Tags : mailing-list, x_refsource_MLIST