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Ubuntu.comUB:CVE-2021-41732

HistorySep 29, 2021 - 12:00 a.m.

CVE-2021-41732

2021-09-2900:00:00

ubuntu.com

zeek

http request

vulnerability

security analysis

vendor position

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

42.0%

JSON

DISPUTED An issue was discovered in zeek version 4.1.0. There is a
HTTP request splitting vulnerability that will invalidate any ZEEK HTTP
based security analysis. NOTE: the vendor’s position is that the observed
behavior is intended.

References

github.com/zeek/zeek/issues/1798

launchpad.net/bugs/cve/CVE-2021-41732

nvd.nist.gov/vuln/detail/CVE-2021-41732

security-tracker.debian.org/tracker/CVE-2021-41732

www.cve.org/CVERecord?id=CVE-2021-41732

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

42.0%

JSON

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