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githubGitHub Advisory DatabaseGHSA-F9Q5-46QG-74X4
HistoryMay 17, 2022 - 3:46 a.m.

PyWBEM TOCTOU vulnerability in certificate validation

2022-05-1703:46:27
CWE-20
GitHub Advisory Database
github.com
2

5.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

6.7 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

64.9%

PyWBEM 0.7 and earlier uses a separate connection to validate X.509 certificates, which allows man-in-the-middle attackers to spoof a peer via an arbitrary certificate.

Affected configurations

Vulners
Node
pywbem_projectpywbemRange<0.8.1
CPENameOperatorVersion
pywbemlt0.8.1

5.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

6.7 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

64.9%