CVE record · CVE-2023-44186

Junos OS and Junos OS Evolved: RPD crash when attempting to send a very long AS PATH to a non-4-byte-AS capable BGP neighbor

CVSS 7.5 HighEPSS 0.0064 · 51st percentile

Published by the CVE Program (CNA: juniper) at 11 Oct 2023, 20:08 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 20.4R3-S8 semver affected 21.1R1 to before 21.1* semver affected 21.2 to before 21.2R3-S6 semver affected 21.3 to before 21.3R3-S5 semver affected 21.4 to before 21.4R3-S5 semver affected 22.1 to before 22.1R3-S4 semver affected 22.2 to before 22.2R3-S2 semver affected 22.3 to before 22.3R2-S2, 22.3R3-S1 semver affected 22.4 to before 22.4R2-S1, 22.4R3 semver Other versions: unaffected
Juniper Networks	Junos OS Evolved	affected before 20.4R3-S8-EVO semver affected 21.1 to before 21.1*-EVO semver affected 21.2 to before 21.2R3-S6-EVO semver affected 21.3 to before 21.3R3-S5-EVO semver affected 21.4 to before 21.4R3-S5-EVO semver affected 22.1 to before 22.1R3-S4-EVO semver affected 22.2 to before 22.2R3-S2-EVO semver affected 22.3 to before 22.3R2-S2-EVO, 22.3R3-S1-EVO semver affected 22.4 to before 22.4R2-S1-EVO, 22.4R3-EVO semver Other versions: unaffected

Identifiers: CVE-2023-44186
CNA: juniper
Weakness (CWE): CWE-755
Tags: Juniper Networks Junos OS
Juniper Networks Junos OS Evolved
CWE-755
Published: 11 Oct 2023
Updated: 3 Dec 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
7.5	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CNA (juniper)

CISA KEV Not listed.
EPSS 0.0064, the 51st percentile, on 5 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 Oct 2023. New records show when each source confirmed them.

Sources

References from the CNA

supportportal.juniper.net/JSA73150 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.