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Description

An Improper Handling of Length Parameter Inconsistency vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS). When a device configured for Secure Vector Routing (SVR) receives a specifically malformed packet the PFE will crash and restart. This issue affects Junos OS on SRX Series: * All 21.4 versions, * 22.2 versions before 22.2R3-S6, * 22.4 versions before 22.4R3-S6, * 23.2 versions before 23.2R2-S3, * 23.4 versions before 23.4R2-S4, * 24.2 versions before 24.2R2. This issue does not affect versions before 21.4.

PUBLISHED Reserved 2025-03-24 | Published 2025-04-09 | Updated 2025-04-09 | Assigner juniper




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/RE:M

Problem types

CWE-130 Improper Handling of Length Parameter Inconsistency

Product status

Default status
unaffected

21.4R1 (semver) before 21.4*
affected

22.2 (semver) before 22.2R3-S6
affected

22.4 (semver) before 22.4R3-S6
affected

23.2 (semver) before 23.2R2-S3
affected

23.4 (semver) before 23.4R2-S4
affected

24.2 (semver) before 24.2R2
affected

Timeline

2025-04-09:Initial Publication

References

supportportal.juniper.net/JSA96470 vendor-advisory

cve.org (CVE-2025-30659)

nvd.nist.gov (CVE-2025-30659)

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