CVE-2023-28962

MEDIUM

Juniper Networks Junos OS <19.4R3-S11, <20.1R1, <20.2R3-S7, <20.3R1...

Title source: llm
STIX 2.1

Description

An Improper Authentication vulnerability in upload-file.php, used by the J-Web component of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to upload arbitrary files to temporary folders on the device. This issue affects Juniper Networks Junos OS: All versions prior to 19.4R3-S11; 20.1 version 20.1R1 and later versions; 20.2 versions prior to 20.2R3-S7; 20.3 version 20.3R1 and later versions; 20.4 versions prior to 20.4R3-S6; 21.1 version 21.1R1 and later versions; 21.2 versions prior to 21.2R3-S4; 21.3 versions prior to 21.3R3-S3; 21.4 versions prior to 21.4R3-S3; 22.1 versions prior to 22.1R3-S1; 22.2 versions prior to 22.2R2-S1, 22.2R3; 22.3 versions prior to 22.3R1-S2, 22.3R2.

References (1)

Core 1
Core References
Mitigation, Vendor Advisory
https://supportportal.juniper.net/JSA70587

Scores

CVSS v3 5.3
EPSS 0.0038
EPSS Percentile 59.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-287 CWE-434
Status published
Products (3)
juniper/junos 19.4 (25 CPE variants)
juniper/junos 20.1 (15 CPE variants)
juniper/junos 20.2 (10 CPE variants)
Published Apr 17, 2023
Tracked Since Feb 18, 2026