CVE-2023-36844

Katalog CVE

CVSS 5.3 · Medium KEV · sudah dieksploitasi EPSS 90,0%

Kerentanan PHP External Variable Modification pada juniper junos. Skor CVSS 3.1 5.3 (Medium) menurut NVD. Masuk katalog KEV CISA pada 13 November 2023, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series allows an unauthenticated, network-based attacker to control certain, important environment variables. Using a crafted request an attacker is able to modify certain PHP environment variables leading to partial loss of integrity, which may allow chaining to other vulnerabilities. This issue affects Juniper Networks Junos OS on EX Series: * All versions prior to 20.4R3-S9; * 21.1 versions 21.1R1 and later; * 21.2 versions prior to 21.2R3-S7; * 21.3 versions prior to 21.3R3-S5; * 21.4 versions prior to 21.4R3-S5; * 22.1 versions prior to 22.1R3-S4; * 22.2 versions prior to 22.2R3-S2; * 22.3 versions prior to 22.3R3-S1; * 22.4 versions prior to 22.4R2-S2, 22.4R3; * 23.2 versions prior to 23.2R1-S1, 23.2R2.

Rincian

Terbit di NVD

17 Agustus 2023

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

5.3 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-473: PHP External Variable Modification

EPSS (30 hari)

90,0% peluang dieksploitasi; lebih tinggi dari 99,7% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Juniper Junos OS EX Series PHP External Variable Modification Vulnerability

Masuk KEV

13 November 2023

Tenggat CISA

17 November 2023 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD. Ditampilkan 60 dari 94 konfigurasi; daftar lengkap ada di NVD.

Referensi dan perbaikan

• https://supportportal.juniper.net/JSA72300 advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-36844 pemerintah AS
• http://packetstormsecurity.com/files/174865/Juniper-SRX-Firewall-EX-Switch-Remote-Code-Execution.html exploit · advisory pihak ketiga · vdb entry