CVE-2026-33787
EUVD-2026-2120509.04.2026, 22:16
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 and SRX4600: * 23.2 versions before 23.2R2-S6, * 23.4 versions before 23.4R2-S7 * 24.2 versions before 24.2R2-S2, * 24.4 versions before 24.4R2, * 25.2 versions before 25.2R1-S1, 25.2R2.Enginsight
Affected Products (NVD)
| Vendor | Product | Version |
|---|---|---|
| juniper | junos | 23.2 |
| juniper | junos | 23.2:r1 |
| juniper | junos | 23.2:r1-s1 |
| juniper | junos | 23.2:r1-s2 |
| juniper | junos | 23.2:r2 |
| juniper | junos | 23.2:r2-s1 |
| juniper | junos | 23.2:r2-s2 |
| juniper | junos | 23.2:r2-s3 |
| juniper | junos | 23.2:r2-s4 |
| juniper | junos | 23.2:r2-s5 |
| juniper | junos | 23.4 |
| juniper | junos | 23.4:r1 |
| juniper | junos | 23.4:r1-s1 |
| juniper | junos | 23.4:r1-s2 |
| juniper | junos | 23.4:r2 |
| juniper | junos | 23.4:r2-s1 |
| juniper | junos | 23.4:r2-s2 |
| juniper | junos | 23.4:r2-s3 |
| juniper | junos | 23.4:r2-s4 |
| juniper | junos | 23.4:r2-s5 |
| juniper | junos | 23.4:r2-s6 |
| juniper | junos | 24.2 |
| juniper | junos | 24.2:r1 |
| juniper | junos | 24.2:r1-s1 |
| juniper | junos | 24.2:r1-s2 |
| juniper | junos | 24.2:r2 |
| juniper | junos | 24.2:r2-s1 |
| juniper | junos | 24.4 |
| juniper | junos | 24.4:r1 |
| juniper | junos | 24.4:r1-s2 |
| juniper | junos | 24.4:r1-s3 |
| juniper | junos | 25.2 |
| juniper | junos | 25.2:r1 |
| juniper | junos | 25.2:r2 |
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References