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redhatcveRedhat.comRH:CVE-2021-43797
HistoryDec 13, 2021 - 8:02 p.m.

CVE-2021-43797

2021-12-1320:02:24
redhat.com
access.redhat.com
33
netty
http request smuggling
control characters

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

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.003

Percentile

69.2%

JSON

A flaw was found in Netty, specifically in the netty-codec-http package. This flaw allows unauthorized control characters at the beginning and end of a request, does not follow the specification, and can cause HTTP request smuggling.

Related

osv 9
debiancve 1
ubuntucve 1
ibm 21
veracode 1
cve 1
nessus 16
openvas 6
github 1
prion 1
suse 2
cvelist 1
nvd 1
redhat 20
debian 2
ubuntu 1
rocky 1
oracle 4
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Security Bulletin: Operations Dashboard is vulnerable to Netty CVE-2021-43797
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Security Bulletin: IBM Tivoli Netcool/OMNIbus Transport Module Common Integration Library is vulnerable to HTTP request smuggling due to Netty (CVE-2021-43797)
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openSUSE: Security Advisory for netty3 (SUSE-SU-2022:2047-1)
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SUSE: Security Advisory (SUSE-SU-2022:2047-1)
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2021-12-09 19:09:17
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Security update for netty3 (moderate)
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CVE-2021-43797 HTTP fails to validate against control chars in header names which may lead to HTTP request smuggling
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(RHSA-2022:1345) Moderate: Red Hat AMQ Streams 2.1.0 release and security update
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2023-01-11 22:38:12
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2022-07-19 00:00:00

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

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.003

Percentile

69.2%

JSON
Related for RH:CVE-2021-43797
osv9debiancve1ubuntucve1ibm21veracode1cve1nessus16openvas6github1prion1suse2cvelist1nvd1redhat20debian2ubuntu1rocky1oracle4