CVE-2026-57027

Katalog CVE

CVSS 6.5 · Medium EPSS 0,27%

Kerentanan Missing Release of Memory after Effective Lifetime pada juniper junos. Skor CVSS 3.1 6.5 (Medium) menurut juniper.net.

Deskripsi (NVD)

A Missing Release of Memory after Effective Lifetime vulnerability in the packet forwarding engine (pfe) of Juniper Networks Junos OS on specific EX Series devices allows an unauthenticated adjacent attacker to cause a Denial-of-Service (DoS).When sFlow is configured in a Virtual Chassis (VC) scenario with EX4100 Series or EX4400 Series devices, multicast traffic which is received on one VC member and sent out on another member leads to a memory leak and ultimately an FPC crash and restart. The leak can be monitored by watching the continuous increase of the buffer values in the output of: user@host> show chassis fpc This issue affects Junos OS on EX4100 Series and EX4400: * all versions before 23.2R2-S7, * 23.4 versions before 23.4R2-S7, * 24.2 versions before 24.2R2-S4, * 24.4 versions before 24.4R2.

Rincian

Terbit di NVD

9 Juli 2026

Terakhir diubah

13 Juli 2026

Status NVD

Analyzed

CVSS 3.1

6.5 (Medium), sumber juniper.net
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-401: Missing Release of Memory after Effective Lifetime

EPSS (30 hari)

0,27% peluang dieksploitasi; lebih tinggi dari 17,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://supportportal.juniper.net/JSA110087 advisory vendor