CVE-2025-13914

CVE-2025-13914 is a high-severity vulnerability in Juniper Apstra with a CVSS 3.x base score of 8.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-322.

Key facts

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.

Frequently asked questions

What is CVE-2025-13914?
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.
How severe is CVE-2025-13914?
CVE-2025-13914 has a CVSS 3.x base score of 8.7, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-13914 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-13914?
CVE-2025-13914 affects Juniper Apstra. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-13914?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-13914 have an EU (EUVD) identifier?
Yes. CVE-2025-13914 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209397.
When was CVE-2025-13914 published?
CVE-2025-13914 was published on 2026-04-09 and last updated on 2026-07-08.

References

Affected products (1)

Other CWE-322 vulnerabilities

Browse all CWE-322 vulnerabilities →