Vulnerability Details CVE-2025-59969
A Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in the advanced forwarding toolkit (evo-aftmand/evo-pfemand) of Juniper Networks Junos OS Evolved on PTX Series or QFX5000 Series allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS).An attacker sending crafted multicast packets will cause line cards running evo-aftmand/evo-pfemand to crash and restart or non-line card devices to crash and restart. Continued receipt and processing of these packets will sustain the Denial of Service (DoS) condition.
This issue affects Junos OS Evolved PTX Series:
* All versions before 22.4R3-S8-EVO,
* from 23.2 before 23.2R2-S5-EVO,
* from 23.4 before 23.4R2-EVO,
* from 24.2 before 24.2R2-EVO,
* from 24.4 before 24.4R2-EVO.
This issue affects Junos OS Evolved on QFX5000 Series:
* 22.2-EVO version before 22.2R3-S7-EVO,
* 22.4-EVO version before 22.4R3-S7-EVO,
* 23.2-EVO versions before 23.2R2-S4-EVO,
* 23.4-EVO versions before 23.4R2-S5-EVO,
* 24.2-EVO versions before 24.2R2-S1-EVO,
* 24.4-EVO versions before 24.4R1-S3-EVO, 24.4R2-EVO.
This issue does not affect Junos OS Evolved on QFX5000 Series versions before: 21.2R2-S1-EVO, 21.2R3-EVO, 21.3R2-EVO, 21.4R1-EVO, and 22.1R1-EVO.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 5.0%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2025-59969
-
cpe:2.3:h:juniper:ptx10001-36mr:-
-
cpe:2.3:h:juniper:ptx10002-36qdd:-
-
cpe:2.3:h:juniper:ptx10003:-
-
cpe:2.3:h:juniper:ptx10004:-
-
cpe:2.3:h:juniper:ptx10008:-
-
cpe:2.3:h:juniper:ptx10016:-
-
cpe:2.3:h:juniper:ptx12008:-
-
cpe:2.3:h:juniper:qfx5110:-
-
cpe:2.3:h:juniper:qfx5120:-
-
cpe:2.3:h:juniper:qfx5130:-
-
cpe:2.3:h:juniper:qfx5200:-
-
cpe:2.3:h:juniper:qfx5210:-
-
cpe:2.3:h:juniper:qfx5220:-
-
cpe:2.3:h:juniper:qfx5230-64cd:-
-
cpe:2.3:h:juniper:qfx5240:-
-
cpe:2.3:h:juniper:qfx5241:-
-
cpe:2.3:h:juniper:qfx5700:-
-
cpe:2.3:o:juniper:junos_os_evolved:*
-
cpe:2.3:o:juniper:junos_os_evolved:22.2
-
cpe:2.3:o:juniper:junos_os_evolved:22.4
-
cpe:2.3:o:juniper:junos_os_evolved:23.2
-
cpe:2.3:o:juniper:junos_os_evolved:23.4
-
cpe:2.3:o:juniper:junos_os_evolved:24.2
-
cpe:2.3:o:juniper:junos_os_evolved:24.4