CVE-2021-23339

HTTP Request Smuggling

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

This affects all versions before 10.1.14 and from 10.2.0 to 10.2.4 of package com.typesafe.akka:akka-http-core. It allows multiple Transfer-Encoding headers.

Esto afecta a todas las versiones anteriores a 10.1.14 y desde la versión 10.2.0 a la versión 10.2.4 del paquete com.typesafe.akka:akka-http-core. Este permite múltiples encabezados Transfer-Encoding

*Credits: jrudolph

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-08 CVE Reserved
2021-02-17 CVE Published
2023-09-24 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

CAPEC

References (2)

URL	Tag	Source
https://github.com/akka/akka-http/pull/3754%23issuecomment-779265201	Broken Link
https://snyk.io/vuln/SNYK-JAVA-COMTYPESAFEAKKA-1075043	Broken Link

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Lightbend Search vendor "Lightbend"		Akka-http Search vendor "Lightbend" for product "Akka-http"				< 10.1.14 Search vendor "Lightbend" for product "Akka-http" and version " < 10.1.14"		-		Affected
Lightbend Search vendor "Lightbend"		Akka-http Search vendor "Lightbend" for product "Akka-http"				>= 10.2.0 < 10.2.4 Search vendor "Lightbend" for product "Akka-http" and version " >= 10.2.0 < 10.2.4"		-		Affected