保安警报 (A26-07-15): Juniper Networks 产品多个漏洞


 

发布日期: 2026年 7月 9日

描述:

Juniper Networks 发布了安全公告，以应对 Junos OS 及 Junos OS Evolved 的多个漏洞。有关漏洞的详细资料，请参阅供应商网站的相应安全公告。

 

受影响的系统:

  • Juniper Networks Junos OS
  • Juniper Networks Junos OS Evolved

 

影响:

成功利用漏洞可以导致受影响的系统发生远端执行程式码、服务被拒绝、泄漏资讯或绕过保安限制。

 

建议:

现已有适用于受影响系统的修补程式。受影响系统的系统管理员应遵从供应商的建议，立即採取行动以降低风险。

 

进一步资讯:

  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-EX-Series-Subscribing-to-an-unsupported-telemetry-sensor-path-causes-fxpc-process-crash-CVE-2026-57032
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-EX-Series-Unauthorized-users-can-execute-service-impacting-CLI-command-CVE-2026-33802
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-EX4100-Series-EX4400-With-sFlow-configured-in-a-VC-scenario-multicast-traffic-leads-to-an-FPC-crash-CVE-2026-57027
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-Evolved-A-port-which-has-been-inadvertently-exposed-can-be-reached-by-an-attacker-CVE-2026-33803
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-Evolved-A-port-which-has-been-inadvertently-exposed-can-be-reached-by-an-attacker-CVE-2026-57028
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-Evolved-PTX-Series-Receipt-of-repeated-ECMP-routing-updates-results-in-PFE-crash-CVE-2026-33794
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-Evolved-QFX-Series-When-sFlow-collector-reachability-changes-evo-pfemand-process-can-crash-CVE-2026-57029
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-Evolved-URL-handling-vulnerability-in-libfetch-results-in-heap-buffer-overflow-CVE-2020-7450
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-MX-Series-For-subscribers-configured-on-static-interfaces-input-filters-are-not-in-effect-CVE-2026-57031
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-MX-Series-In-a-VC-scenario-a-high-rate-of-micro-BFD-session-flaps-will-cause-an-FPC-crash-CVE-2026-33800
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-MX-Series-Specific-traffic-causes-an-FPC-to-reset-CVE-2026-57019
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-MX-Series-Web-filtering-doesn-t-block-specifically-formatted-URLs-CVE-2026-57054
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-MX-Series-with-SPC3-SRX-Series-A-specifically-malformed-TCP-packet-causes-a-flowd-crash-CVE-2026-57023
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-MX-Series-with-SPC3-SRX-Series-Processing-of-a-specifically-malformed-SIP-invite-causes-a-flowd-crash-CVE-2026-57026
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-MX-Series-with-SPC3-SRX-Series-Specific-packet-in-response-to-a-TCP-connection-establishment-by-the-affected-device-can-crash-the-PFE-CVE-2026-57022
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-MX-with-SPC3-SRX-Series-Repeated-VPN-negotiation-failures-will-eventually-cause-iked-to-crash-continuously-CVE-2026-57024
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-QFX10000-Series-IPv6-multicast-traffic-received-on-non-IRB-interfaces-causes-a-multicast-flood-CVE-2026-57020
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-SRX-Series-Flow-sessions-are-not-getting-cleared-leading-to-a-DoS-CVE-2026-57030
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-SRX-Series-If-VPN-compliance-check-is-configured-an-attacker-can-cause-http-gk-process-crash-CVE-2026-57021
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Configuration-of-a-specific-SSH-option-results-in-mgd-crash-CVE-2026-21901
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-EX-Series-QFX-Series-MX-Series-A-specific-show-l2-learning-command-causes-l2ald-crash-CVE-2026-57025
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Receipt-of-a-specific-SNMPv3-request-results-in-memory-leak-and-eventual-snmpd-crash-CVE-2026-33799
  • https://supportportal.juniper.net/s/article/2026-07-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-When-a-specifically-malformed-BGP-route-update-is-received-RPD-crashes-CVE-2026-33801
  • https://www.hkcert.org/tc/security-bulletin/juniper-junos-os-multiple-vulnerabilities_20260709
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7450
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-21901
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-33794
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-33799 (to CVE-2026-33803)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-57019 (to CVE-2026-57032)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-57054


标签 : Junos OS , Junos OS Evolved
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