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MitreCVE-2020-24393

HistoryFeb 19, 2021 - 11:15 p.m.

CVE-2020-24393

2021-02-1923:15:12

CWE-295

mitre

web.nvd.nist.gov

cve-2020-24393

tweetstream

eventmachine

tls

hostname validation

mitm

security vulnerability

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

5.7

Confidence

High

EPSS

0.001

Percentile

30.3%

JSON

TweetStream 2.6.1 uses the library eventmachine in an insecure way that does not have TLS hostname validation. This allows an attacker to perform a man-in-the-middle attack.

Affected configurations

Nvd

Node

tweetstream_projecttweetstreamMatch2.6.1ruby

VendorProductVersionCPE
tweetstream_projecttweetstream2.6.1cpe:2.3:a:tweetstream_project:tweetstream:2.6.1:*:*:*:*:ruby:*:*

Vendor	Product	Version	CPE
tweetstream_project	tweetstream	2.6.1	cpe:2.3:a:tweetstream_project:tweetstream:2.6.1:::::ruby::

References

github.com/tweetstream/tweetstream

securitylab.github.com/advisories/GHSL-2020-096-tweetstream-tweetstream

Social References

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

5.7

Confidence

High

EPSS

0.001

Percentile

30.3%

JSON

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