CVE-2020-10705

undertow: Memory exhaustion issue in HttpReadListener via "Expect: 100-continue" header

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A flaw was discovered in Undertow in versions before Undertow 2.1.1.Final where certain requests to the "Expect: 100-continue" header may cause an out of memory error. This flaw may potentially lead to a denial of service.

Se detectó una fallo en Undertow versiones anteriores a Undertow 2.1.1.Final, donde ciertas peticiones al encabezado "Expect: 100-continue" pueden causar un error de falta de memoria. Este defecto puede conllevar potencialmente a una denegación de servicio

A flaw was discovered in Undertow where certain requests to the "Expect: 100-continue" header may cause an out of memory error. This flaw may potentially lead to a denial of service.

This release of Red Hat JBoss Enterprise Application Platform 7.2.8 serves as a replacement for Red Hat JBoss Enterprise Application Platform 7.2.7, and includes bug fixes and enhancements. See the Red Hat JBoss Enterprise Application Platform 7.2.8 Release Notes for information about the most significant bug fixes and enhancements included in this release. Issues addressed include bypass, cross site scripting, and memory exhaustion vulnerabilities.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-03-20 CVE Reserved
2020-05-11 CVE Published
2024-08-04 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-400: Uncontrolled Resource Consumption
CWE-770: Allocation of Resources Without Limits or Throttling

CAPEC

References (3)

URL	Tag	Source
https://security.netapp.com/advisory/ntap-20220210-0014	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=1803241	2020-08-31
https://access.redhat.com/security/cve/CVE-2020-10705	2020-08-31

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Redhat Search vendor "Redhat"	Jboss Enterprise Application Platform Search vendor "Redhat" for product "Jboss Enterprise Application Platform"	7.2 Search vendor "Redhat" for product "Jboss Enterprise Application Platform" and version "7.2"	-	Affected	in	Redhat Search vendor "Redhat"	Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"	8.0 Search vendor "Redhat" for product "Enterprise Linux" and version "8.0"	-	Safe
Redhat Search vendor "Redhat"	Jboss Enterprise Application Platform Search vendor "Redhat" for product "Jboss Enterprise Application Platform"	7.2 Search vendor "Redhat" for product "Jboss Enterprise Application Platform" and version "7.2"	-	Affected	in	Redhat Search vendor "Redhat"	Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"	7.0 Search vendor "Redhat" for product "Enterprise Linux" and version "7.0"	-	Safe
Redhat Search vendor "Redhat"	Jboss Enterprise Application Platform Search vendor "Redhat" for product "Jboss Enterprise Application Platform"	7.2 Search vendor "Redhat" for product "Jboss Enterprise Application Platform" and version "7.2"	-	Affected	in	Redhat Search vendor "Redhat"	Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"	6.0 Search vendor "Redhat" for product "Enterprise Linux" and version "6.0"	-	Safe
Redhat Search vendor "Redhat"		Undertow Search vendor "Redhat" for product "Undertow"				< 2.1.1 Search vendor "Redhat" for product "Undertow" and version " < 2.1.1"		-		Affected
Netapp Search vendor "Netapp"		Oncommand Insight Search vendor "Netapp" for product "Oncommand Insight"				-		-		Affected
Redhat Search vendor "Redhat"		Jboss Enterprise Application Platform Search vendor "Redhat" for product "Jboss Enterprise Application Platform"				-		text-only		Affected
Redhat Search vendor "Redhat"		Openshift Application Runtimes Search vendor "Redhat" for product "Openshift Application Runtimes"				-		text-only		Affected