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CVE-2017-5645

Published: Apr 17, 2017Updated: May 13, 2026 Sources: CVE List NVD GHSA BDUCWE-502
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
89.0%
Top 0.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Am I actually vulnerable?1 Nuclei template available — see how to check your systems. How to verify

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 Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-502

Affected Products

log4japache
LibraryLibrary
OSS Libraries / generic-library
oncommand api servicesnetappHardware Firmware
oncommand insightnetappHardware Firmware
oncommand workflow automationnetappHardware Firmware
service level managernetappHardware Firmware
apacheoss-projectUSWeb & CMS Pluginsaka apache http server, apache httpd
netappcommercialUSHardware Firmware
and 126 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

3 techniques
Execution
Initial Access
View detailed technique mapping

References

http://www.openwall.com/lists/oss-security/2019/12/19/2
openwall.com
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
oracle.com
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
oracle.com
and 134 more references View all →

Timeline

Published
Apr 17, 2017
Last Updated
May 13, 2026

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