Medium severity · published Feb 17, 2021
CVE-2021-23339
HTTP Request Smuggling
6.5
CVSS
0.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
com.typesafe.akka:akka-http-core ·
all versions before 10.1.14 and from 10.2.0 to 10.2.4 · source: vendor
AK
Akka-http · Lightbend
before 10.1.14; 10.2.0 before 10.2.4 · source: NVD