CVE-2026-33787

CWE-7543 documents3 sources
Severity
6.8MEDIUM
EPSS
0.0%
top 97.96%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Juniper Networks Junos OS
Timeline
PublishedApr 9
Latest updateApr 10

Description

An Improper Check for Unusual or Exceptional Conditions vulnerability in the chassis control daemon (chassisd) of Juniper Networks Junos OS on SRX1500, SRX4100, SRX4200 and SRX4600 allows a local attacker with low privileges to cause a complete Denial of Service (DoS). When a specific 'show chassis' CLI command is executed, chassisd crashes and restarts which causes a momentary impact to all traffic until all modules are online again. This issue affects Junos OS on SRX1500, SRX4100, SRX4200 a…

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Affected Packages1 packages

▶CVEListV5juniper_networks/junos_os23.4 — 23.4R2-S7+4

🔴Vulnerability Details

2
GHSA
GHSA-w7w4-rh54-5rf6: An Improper Check for Unusual or Exceptional Conditions vulnerability in the chassis control daemon (chassisd) of Juniper Networks Junos OS on SRX1500↗2026-04-10
▶
CVEList
Junos OS: SRX1500, SRX4100, SRX4200, SRX4600: When a specific show command is executed chassisd crashes↗2026-04-09
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CVE-2026-33787 (MEDIUM CVSS 6.8) | An Improper Check for Unusual or Ex | cvebase.io