CVE-2025-13914
highpriority · track · 32EPSS 0.003 · 23 %ileDEEUUSEPSS · scored 2026-10-27
A Key Exchange without Entity Authentication vulnerability in the SSH implementation of Juniper Networks Apstra allows a unauthenticated, MITM attacker to impersonate managed devices. Due to insufficient SSH host key validation an attacker can perform a machine-in-the-middle attack on the SSH connections from Apstra to managed devices, enabling an attacker to impersonate a managed device and capture user credentials. This issue affects all versions of Apstra before 6.1.1.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–high · 2.7–8.7
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
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affected products (4)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2026-1022Juniper Patchday April 2026: Mehrere SchwachstellenDeutsch2026-04-08csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Juniper Apstra, Junos OS, Junos OS Evolved und Junos Space ausnutzen, um erweiterte Berechtigungen – sogar Root-Rechte – zu erlangen, beliebigen Code auszuführen – auch mit erweiterten Berechtigungen –, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen, Cross-Site-Scripting-Angriffe durchzuführen oder Daten zu manipulieren.
also known as (3)
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sources
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references (3)
External citations — patches, advisories, analysis.
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