Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-57028— Junos OS Evolved: A port which has been inadvertently exposed can be reached by an attacker

Quick assessment

Affected
Juniper Networks Junos OS Evolved
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Juniper Networks Junos OS Evolved是美国Juniper Networks公司的一款网络设备操作系统。 Juniper Networks Junos OS Evolved 23.2R2-EVO之前版本存在授权问题漏洞，该漏洞源于通信通道限制不当，由于初始化不正确，本应仅在设备内部通信的进程可通过开放端口通过网络访问，导致未授权访问许可证管理，可能造成许可证耗尽。

CVSS 7.3 · High EPSS 0.30% · P21

Affected Version Matrix 1

VendorProduct Version RangeStatus
Juniper Networks Junos OS Evolved < 23.2R2-EVO affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-57028

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Junos OS Evolved: A port which has been inadvertently exposed can be reached by an attacker
Source: CVE Program / CVE List V5
Vulnerability Description
An Improper Restriction of Communication Channel to Intended Endpoints vulnerability in Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to cause license exhaustion. Due to an incorrect initialization, a process which should only be able to communicate internally within the device, can be reached over the network via an open port. This leads to unauthorized access to the license management. This issue affects all Junos OS Evolved versions before 23.2R2-EVO.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
通信信道对预期端点的不适当限制
Source: CVE Program / CVE List V5
Vulnerability Title
Juniper Networks Junos OS Evolved 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Juniper Networks Junos OS Evolved是美国Juniper Networks公司的一款网络设备操作系统。 Juniper Networks Junos OS Evolved 23.2R2-EVO之前版本存在授权问题漏洞，该漏洞源于通信通道限制不当，由于初始化不正确，本应仅在设备内部通信的进程可通过开放端口通过网络访问，导致未授权访问许可证管理，可能造成许可证耗尽。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Juniper Networks Junos OS Evolved 0 ~ 23.2R2-EVO -

II. Public POCs for CVE-2026-57028

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-57028

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-57028 (1)

Same Patch Batch · Juniper Networks · 2026-07-09 · 22 CVEs total

CVE-2026-57026 7.5 HIGH Junos OS: MX Series with SPC3, SRX Series: Processing of a specifically malformed SIP invi
CVE-2026-57023 7.5 HIGH Junos OS: MX with SPC3, SRX Series: A specifically malformed TCP packet causes a flowd cra
CVE-2026-57032 6.5 MEDIUM Junos OS: EX Series: Subscribing to an unsupported telemetry sensor path causes fxpc proce
CVE-2026-33800 6.5 MEDIUM Junos OS: MX Series: In a VC scenario a high rate of micro-BFD session flaps will cause an
CVE-2026-33801 6.5 MEDIUM Junos OS and Junos OS Evolved: When a specifically malformed BGP route update is received
CVE-2026-57027 6.5 MEDIUM Junos OS: EX4100 Series, EX4400: With sFlow configured in a VC scenario multicast traffic
CVE-2026-33803 6.5 MEDIUM Junos OS Evolved: A port which has been inadvertently exposed can be reached by an attacke
CVE-2026-57019 6.5 MEDIUM Junos OS: MX Series: Specific traffic causes an FPC to reset
CVE-2026-57020 6.5 MEDIUM Junos OS: QFX10000 Series: IPv6 multicast traffic received on non-IRB interfaces causes a
CVE-2026-57022 5.9 MEDIUM Junos OS: MX Series with SPC3, SRX Series: Specific packet in response to a TCP connection
CVE-2026-33794 5.9 MEDIUM Junos OS Evolved: PTX Series: Receipt of repeated ECMP routing updates results in PFE cras
CVE-2026-57030 5.9 MEDIUM Junos OS: SRX Series: Flow sessions are not getting cleared leading to a DoS
CVE-2026-57054 5.8 MEDIUM Junos OS: MX Series: Web filtering doesn't block specifically formatted URLs
CVE-2026-57025 5.5 MEDIUM Junos OS and Junos OS Evolved: EX Series, QFX Series, MX Series: A specific 'show l2-learn
CVE-2026-33802 5.5 MEDIUM Junos OS: EX Series: Unauthorized users can execute service-impacting CLI command
CVE-2026-57021 5.3 MEDIUM Junos OS: SRX Series: If VPN compliance-check is configured an attacker can cause http-gk
CVE-2026-57024 5.3 MEDIUM Junos OS: MX with SPC3, SRX Series: Repeated VPN negotiation failures will eventually caus
CVE-2026-57029 5.3 MEDIUM Junos OS Evolved: QFX Series: When sFlow collector reachability changes evo-pfemand proces
CVE-2026-57031 4.7 MEDIUM Junos OS: MX Series: For subscribers configured on static interfaces, input filters are no
CVE-2026-21901 4.4 MEDIUM Junos OS and Junos OS Evolved: Configuration of a specific SSH option results in mgd crash

Showing top 20 of 22 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Junos OS Evolved
Same vendor: Juniper Networks
Same weakness: CWE-923

V. Comments for CVE-2026-57028

No comments yet

Leave a comment