CVE-2026-102023: high-severity vulnerability in Juniper Networks Junos OS Evolved
Junos OS Evolved: An attacker causes denial of service via SNMP when firewall counters are used
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.7epss 0.5%
A Reachable Assertion vulnerability in fwstatsd of Juniper Networks Junos OS Evolved allows an authenticated network attacker to cause a denial of service via an SNMP firewall-counter MIB query when at least one firewall counter is configured.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M
Affected products
Juniper Networks · Junos OS EvolvedRelated CVEs — Juniper Networks Junos OS Evolved
In the same product, most dangerous first.
CVE-2026-21902CRITICALJunos OS Evolved: PTX Series: A vulnerability allows a unauthenticated, network-based attacker to execute code as rootEPSS 18.5%CVE-2026-101967CRITICALJunos OS Evolved: PTX Series: An attacker controlled DHCP response causes root-level compromise when zero-touch provisioning is usedEPSS 3.9%CVE-2026-101978HIGHJunos OS Evolved: PTX Series: An attacker controlled gRPC response causes root-level compromise when zero-touch provisioning is usedEPSS 3.9%CVE-2026-102059HIGHJunos OS and Junos OS Evolved: EX Series, SRX Series, QFX Series: A rogue DHCP server causes root-level command execution when the phone-home client processes specific informationEPSS 3.9%CVE-2026-102031CRITICALJunos OS Evolved: A low-privileged TACACS+ user causes root command execution when authorization refresh is enabledEPSS 2.1%CVE-2023-28983HIGHJunos OS Evolved: Shell Injection vulnerability in the gNOI serverEPSS 1.5%