7.5
HIGH
CVE-2020-7238
Netty HTTP Request Smuggling Vulnerability
Description

Netty 4.1.43.Final allows HTTP Request Smuggling because it mishandles Transfer-Encoding whitespace (such as a [space]Transfer-Encoding:chunked line) and a later Content-Length header. This issue exists because of an incomplete fix for CVE-2019-16869.

INFO

Published Date :

Jan. 27, 2020, 5:15 p.m.

Last Modified :

Nov. 7, 2023, 3:25 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2020-7238 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Redhat jboss_enterprise_application_platform
2 Redhat jboss_enterprise_application_platform_text-only_advisories
3 Redhat openshift_application_runtimes_text-only_advisories
1 Netty netty
1 Fedoraproject fedora
1 Debian debian_linux
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-7238.

URL Resource
https://access.redhat.com/errata/RHSA-2020:0497 Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0567 Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0601 Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0605 Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0606 Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0804 Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0805 Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0806 Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0811 Third Party Advisory
https://github.com/jdordonezn/CVE-2020-72381/issues/1 Exploit Third Party Advisory
https://lists.apache.org/thread.html/r131e572d003914843552fa45c4398b9903fb74144986e8b107c0a3a7%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/rc8d554aad889d12b140d9fd7d2d6fc2e8716e9792f6f4e4b2cdc2d05%40%3Ccommits.cassandra.apache.org%3E
https://lists.debian.org/debian-lts-announce/2020/02/msg00017.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/02/msg00018.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00003.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TS6VX7OMXPDJIU5LRGUAHRK6MENAVJ46/
https://netty.io/news/ Vendor Advisory
https://www.debian.org/security/2021/dsa-4885 Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-7238 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-7238 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TS6VX7OMXPDJIU5LRGUAHRK6MENAVJ46/ [No types assigned]
    Added Reference MITRE https://lists.apache.org/thread.html/rc8d554aad889d12b140d9fd7d2d6fc2e8716e9792f6f4e4b2cdc2d05%40%3Ccommits.cassandra.apache.org%3E [No types assigned]
    Added Reference MITRE https://lists.apache.org/thread.html/r131e572d003914843552fa45c4398b9903fb74144986e8b107c0a3a7%40%3Ccommits.cassandra.apache.org%3E [No types assigned]
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/TS6VX7OMXPDJIU5LRGUAHRK6MENAVJ46/
    Removed Reference MITRE https://lists.apache.org/thread.html/rc8d554aad889d12b140d9fd7d2d6fc2e8716e9792f6f4e4b2cdc2d05@%3Ccommits.cassandra.apache.org%3E
    Removed Reference MITRE https://lists.apache.org/thread.html/r131e572d003914843552fa45c4398b9903fb74144986e8b107c0a3a7@%3Ccommits.cassandra.apache.org%3E
  • Modified Analysis by [email protected]

    May. 27, 2021

    Action Type Old Value New Value
    Changed Reference Type https://access.redhat.com/errata/RHSA-2020:0497 No Types Assigned https://access.redhat.com/errata/RHSA-2020:0497 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2020:0567 No Types Assigned https://access.redhat.com/errata/RHSA-2020:0567 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2020:0601 No Types Assigned https://access.redhat.com/errata/RHSA-2020:0601 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2020:0605 No Types Assigned https://access.redhat.com/errata/RHSA-2020:0605 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2020:0606 No Types Assigned https://access.redhat.com/errata/RHSA-2020:0606 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2020:0804 No Types Assigned https://access.redhat.com/errata/RHSA-2020:0804 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2020:0805 No Types Assigned https://access.redhat.com/errata/RHSA-2020:0805 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2020:0806 No Types Assigned https://access.redhat.com/errata/RHSA-2020:0806 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2020:0811 No Types Assigned https://access.redhat.com/errata/RHSA-2020:0811 Third Party Advisory
    Changed Reference Type https://lists.apache.org/thread.html/r131e572d003914843552fa45c4398b9903fb74144986e8b107c0a3a7@%3Ccommits.cassandra.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/r131e572d003914843552fa45c4398b9903fb74144986e8b107c0a3a7@%3Ccommits.cassandra.apache.org%3E Mailing List, Vendor Advisory
    Changed Reference Type https://lists.apache.org/thread.html/rc8d554aad889d12b140d9fd7d2d6fc2e8716e9792f6f4e4b2cdc2d05@%3Ccommits.cassandra.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/rc8d554aad889d12b140d9fd7d2d6fc2e8716e9792f6f4e4b2cdc2d05@%3Ccommits.cassandra.apache.org%3E Mailing List, Vendor Advisory
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2020/02/msg00017.html No Types Assigned https://lists.debian.org/debian-lts-announce/2020/02/msg00017.html Mailing List, Third Party Advisory
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2020/02/msg00018.html No Types Assigned https://lists.debian.org/debian-lts-announce/2020/02/msg00018.html Mailing List, Third Party Advisory
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2020/09/msg00003.html No Types Assigned https://lists.debian.org/debian-lts-announce/2020/09/msg00003.html Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/TS6VX7OMXPDJIU5LRGUAHRK6MENAVJ46/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/TS6VX7OMXPDJIU5LRGUAHRK6MENAVJ46/ Mailing List, Third Party Advisory
    Changed Reference Type https://www.debian.org/security/2021/dsa-4885 No Types Assigned https://www.debian.org/security/2021/dsa-4885 Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.2:*:*:*:*:*:*:* *cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.3:*:*:*:*:*:*:* *cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.4:*:*:*:*:*:*:* *cpe:2.3:a:redhat:jboss_enterprise_application_platform_text-only_advisories:-:*:*:*:*:*:*:* *cpe:2.3:a:redhat:openshift_application_runtimes_text-only_advisories:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    May. 26, 2021

    Action Type Old Value New Value
    Added Reference https://lists.apache.org/thread.html/r131e572d003914843552fa45c4398b9903fb74144986e8b107c0a3a7@%3Ccommits.cassandra.apache.org%3E [No Types Assigned]
  • CVE Modified by [email protected]

    May. 26, 2021

    Action Type Old Value New Value
    Added Reference https://lists.apache.org/thread.html/rc8d554aad889d12b140d9fd7d2d6fc2e8716e9792f6f4e4b2cdc2d05@%3Ccommits.cassandra.apache.org%3E [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 06, 2021

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2021/dsa-4885 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 25, 2020

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/TS6VX7OMXPDJIU5LRGUAHRK6MENAVJ46/ [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 04, 2020

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2020/09/msg00003.html [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 12, 2020

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2020:0804 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2020:0805 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2020:0811 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2020:0806 [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 03, 2020

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2020:0567 [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 25, 2020

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2020:0606 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2020:0605 [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 25, 2020

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2020:0601 [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 19, 2020

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2020/02/msg00018.html [No Types Assigned]
    Added Reference https://lists.debian.org/debian-lts-announce/2020/02/msg00017.html [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 13, 2020

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2020:0497 [No Types Assigned]
  • Initial Analysis by [email protected]

    Feb. 01, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
    Changed Reference Type https://github.com/jdordonezn/CVE-2020-72381/issues/1 No Types Assigned https://github.com/jdordonezn/CVE-2020-72381/issues/1 Exploit, Third Party Advisory
    Changed Reference Type https://netty.io/news/ No Types Assigned https://netty.io/news/ Vendor Advisory
    Added CWE NIST CWE-444
    Added CPE Configuration OR *cpe:2.3:a:netty:netty:4.1.43:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-7238 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-7238 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.36 }} -0.15%

score

0.72250

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability