CVE-2023-22393 — Improperly Implemented Security Check for Standard in Networks Junos OS

CWE-358 — Improperly Implemented Security Check for Standard CWE-754 — Improper Check for Unusual or Exceptional Conditions4 documents4 sources

Severity

7.5HIGHNVD

EPSS

0.3%

top 44.56%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Juniper Networks Junos OS Juniper Networks Junos OS Evolved Juniper Junos +1 more

Timeline

PublishedJan 13

Description

An Improper Check for Unusual or Exceptional Conditions vulnerability in BGP route processing of Juniper Networks Junos OS and Junos OS Evolved allows an attacker to cause Routing Protocol Daemon (RPD) crash by sending a BGP route with invalid next-hop resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue only affects systems without import policy configured. This issue affects: Juniper Networ…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5juniper_networks/junos_os_evolved21.4-EVO — 21.4R2-S2-EVO, 21.4R3-EVO+2

▶CVEListV5juniper_networks/junos_os21.1 — 21.1R3-S4+5

▶NVDjuniper/junos_os_evolved21.4, 22.1, 22.2+2

▶NVDjuniper/junos6 versions+5

🔴Vulnerability Details

GHSA

GHSA-xhxp-5wh5-qg3g: An Improper Check for Unusual or Exceptional Conditions vulnerability in BGP route processing of Juniper Networks Junos OS and Junos OS Evolved allows↗2023-01-13

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CVEList

Junos OS and Junos OS Evolved: RPD crash upon receipt of BGP route with invalid next-hop↗2023-01-12

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📋Vendor Advisories

Juniper

CVE-2023-22393: An Improper Check for Unusual or Exceptional Conditions vulnerability in BGP route processing of Juniper Networks Junos OS and Junos OS Evolved allows↗2023-01-13

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