CVE-2023-36847

CVE Published 2023-08-17
Related CWE(s) CWE-306: Missing Authentication for Critical Function
Related Vendor(s) juniper
Related Product(s) junos
Exploitation Reported (CISA KEV) 2023-11-13
CVSS 3 Base Score 5.3 (MEDIUM)
CVSS 3 Attack Complexity LOW
CVSS 3 Attack Vector NETWORK

A Missing Authentication for Critical Function vulnerability in Juniper Networks Junos OS on EX Series allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity.

With a specific request to installAppPackage.php that doesn't require authentication an attacker is able to upload arbitrary files via J-Web, leading to a loss of

integrity

for a certain

part of the file system, which may allow chaining to other vulnerabilities.

This issue affects Juniper Networks Junos OS on EX Series:

  • All versions prior to 20.4R3-S8;
  • 21.1 versions 21.1R1 and later;
  • 21.2 versions prior to 21.2R3-S6;
  • 21.3 versions

prior to

21.3R3-S5; * 21.4 versions

prior to

21.4R3-S4; * 22.1 versions

prior to

22.1R3-S3; * 22.2 versions

prior to

22.2R3-S1; * 22.3 versions

prior to

22.3R2-S2, 22.3R3; * 22.4 versions

prior to

22.4R2-S1, 22.4R3.

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Associated CAPEC Patterns

References