PublicCVE

CVE-2017-5645

CRITICAL9.8Insecure deserialization
Public PoCHigh EPSS

Description

In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payload can be sent that, when deserialized, can execute arbitrary code.

CVSS breakdown

CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Affected products

Exploits & proofs of concept

References

Updated 23m ago · 8 sources