CVE-2017-5645

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 v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.0

9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

89.79% chance of exploitation in the next 30 days, 100th percentile

Nuclei

critical · CWE-502

Published

2017-04-17

Updated

2024-08-05

Proof-of-concept exploits (1)

• pimps/CVE-2017-564592★ · 2018-11-18

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/network/cves/2017/CVE-2017-5645.yaml

Vulhub environments (1)

• vulhub/vulhub/tree/master/log4j/CVE-2017-5645

References

• CVE Record
• NVD entry

Related

• CVE-2017-1000486
• CVE-2017-10271
• CVE-2017-3506
• CVE-2018-7600
• CVE-2018-7602
• CVE-2019-2725