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Description

An Untrusted Pointer Dereference vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a local, authenticated attacker with low privileges to cause a Denial-of-Service (DoS). When the command 'show route < ( receive-protocol | advertising-protocol ) bgp > detail' is executed, and at least one of the routes in the intended output has specific attributes, this will cause an rpd crash and restart. 'show route ... extensive' is not affected. This issue affects: Junos OS: * all versions before 22.4R3-S8, * 23.2 versions before 23.2R2-S5, * 23.4 versions before 23.4R2-S5, * 24.2 versions before 24.2R2-S2, * 24.4 versions before 24.4R2; Junos OS Evolved: * all versions before 22.4R3-S8-EVO, * 23.2 versions before 23.2R2-S5-EVO, * 23.4 versions before 23.4R2-S6-EVO, * 24.2 versions before 24.2R2-S2-EVO, * 24.4 versions before 24.4R2-EVO.

PUBLISHED Reserved 2025-09-23 | Published 2026-01-15 | Updated 2026-01-16 | Assigner juniper




MEDIUM: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

MEDIUM: 6.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/RE:M

Problem types

CWE-822 Untrusted Pointer Dereference

Product status

Default status
unaffected

Any version before 22.4R3-S8
affected

23.2 (semver) before 23.2R2-S5
affected

23.4 (semver) before 23.4R2-S5
affected

24.2 (semver) before 24.2R2-S2
affected

24.4 (semver) before 24.4R2
affected

Default status
unaffected

Any version before 22.4R3-S8-EVO
affected

23.2 (semver) before 23.2R2-S5-EVO
affected

23.4 (semver) before 23.4R2-S6-EVO
affected

24.2 (semver) before 24.2R2-S2-EVO
affected

24.4 (semver) before 24.4R2-EVO
affected

References

supportportal.juniper.net/ vendor-advisory

kb.juniper.net/JSA103148 vendor-advisory

cve.org (CVE-2025-59959)

nvd.nist.gov (CVE-2025-59959)

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