Remote Logging functionality had a use after free vulnerability in McAfee Agent

published 2018-12-11 7y ago modified 2026-06-17 4mo ago also EUVD-2018-18450

cvss: 9.8; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 3.2%; EPSS 3.2% chance of exploitation in 30 days, percentile 88%
public exploits: 0; none known

Use After Free in Remote logging (which is disabled by default) in McAfee McAfee Agent (MA) 5.x prior to 5.6.0 allows remote unauthenticated attackers to cause a Denial of Service and potentially a remote code execution via a specially crafted HTTP header sent to the logging service.

Patch / fix

fixed in 1

McAfee, LLC McAfee Agent 5.6.0

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Exploit prediction

3.23% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.0	9.8	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

McAfee, LLC McAfee Agent

Classification

Weakness

CWE-416 Use After Free

References

kc.mcafee.com /corporate/index?page=content&id=SB10258

Sources

CVE List CVE-2018-6703
NVD CVE-2018-6703

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