Juniper Junos OS cert-mgmt.php improper authentication

Summaryinfo

A vulnerability labeled as critical has been found in Juniper Junos OS. This issue affects some unknown processing of the file cert-mgmt.php. Such manipulation leads to improper authentication. This vulnerability is listed as CVE-2023-28963. The attack can be executed directly on the physical device. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Juniper Junos OS (Router Operating System) (the affected version unknown). Affected by this issue is an unknown part of the file cert-mgmt.php. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality. CVE summarizes:

An Improper Authentication vulnerability in cert-mgmt.php, used by the J-Web component of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to read arbitrary files from temporary folders on the device. This issue affects Juniper Networks Junos OS: All versions prior to 19.1R3-S10; 19.2 versions prior to 19.2R3-S7; 19.3 versions prior to 19.3R3-S8; 19.4 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 versions prior to 21.1R3-S5; 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.

The weakness was presented 04/18/2023 as JSA70587. The advisory is shared for download at supportportal.juniper.net. This vulnerability is handled as CVE-2023-28963 since 03/29/2023. There are known technical details, but no exploit is available.

By approaching the search of inurl:cert-mgmt.php it is possible to find vulnerable targets with Google Hacking.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-32581). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Router Operating System

Vendor

• Juniper

Name

• Junos OS

License

• commercial

Website

• Vendor: https://www.juniper.net/

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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