CVE record · CVE-2024-39533

Junos OS: QFX5000 Series and EX4600 Series: Output firewall filter is not applied if certain match criteria are used

CVSS 6.9 MediumEPSS 0.0030 · 22nd percentile

Published by the CVE Program (CNA: juniper) at 11 Jul 2024, 16:08 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Juniper Networks	Junos OS	affected before 21.2R3-S7 semver affected 21.4 to before 21.4R3-S6 semver affected 22.1 to before 22.1R3-S5 semver affected 22.2 to before 22.2R3-S3 semver affected 22.3 to before 22.3R3-S2 semver affected 22.4 to before 22.4R3 semver affected 23.2 to before 23.2R2 semver Other versions: unaffected

Identifiers: CVE-2024-39533
CNA: juniper
Weakness (CWE): CWE-447
Tags: Juniper Networks Junos OS
CWE-447
Published: 11 Jul 2024
Updated: 2 Aug 2024

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
5.8	Medium	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N	CNA (juniper)
6.9	Medium	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N	CNA (juniper)Used for this record

CISA KEV Not listed.
EPSS 0.0030, the 22nd percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 11 Jul 2024. New records show when each source confirmed them.

Sources

References from the CNA

supportportal.juniper.net/JSA82993 vendor-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.