CVE-2021-23339

HTTP Request Smuggling

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Published Feb 17, 2021 CVSS 3.1 · 5 Medium EPSS < 1% KEV · Not listed

Description

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

com.typesafe.akka:akka-http-core

affected

Version	Status	Constraints
`all versions before 10.1.14 and from 10.2.0 to 10.2.4`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:lightbend:akka-http::::::::
	cpe:2.3:a:lightbend:akka-http::::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-0909	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.
Github GHSA	GHSA-2w7w-2j92-44hx	HTTP Request Smuggling in akka-http-core

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.720% probability within 30 days)

Key SSVC decision points have not yet been added.

References

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

History

No history.

Subscriptions

Lightbend Akka-http

Weaknesses

CWE-444

Sources

CVE record Updated: Sep 16, 2024, 8:23 PM

Status: PUBLISHED
Assigner: snyk
Published: Feb 17, 2021, 7:55 AM
Updated: Sep 16, 2024, 8:23 PM
Reserved: Jan 8, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:38 AM

Status: Modified
Published: Feb 17, 2021, 8:15 AM
Modified: Jun 17, 2026, 3:38 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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