High severity8.7NVD Advisory· Published Apr 9, 2026· Updated Jul 8, 2026
CVE-2025-13914
CVE-2025-13914
Description
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.
Affected products
2cpe:2.3:a:juniper:apstra:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:juniper:apstra:*:*:*:*:*:*:*:*range: <6.1.1
- (no CPE)range: <6.1.1
Patches
Vulnerability mechanics
References
1- kb.juniper.net/JSA107862nvdVendor Advisory
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