CVE-2023-28963: Junos OS: User-controlled input vulnerability in J-Web
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.
Affected Software
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Frequently Asked Questions
What is the severity of CVE-2023-28963?
CVE-2023-28963 has been classified with a severity rating that poses significant risk due to its potential to allow unauthorized file access.
How do I fix CVE-2023-28963?
To mitigate CVE-2023-28963, apply the recommended patches and updates provided by Juniper Networks for affected versions of Junos OS.
What versions of Junos OS are affected by CVE-2023-28963?
CVE-2023-28963 impacts all versions of Junos OS prior to 21.4, including multiple sub-versions up to 19.4.
What kind of attacks can be executed due to CVE-2023-28963?
CVE-2023-28963 allows unauthenticated attackers to potentially read arbitrary files from temporary folders on vulnerable Junos OS devices.
Is there a workaround for CVE-2023-28963?
Implementing strict firewall rules to limit access to the affected devices can serve as an immediate workaround until a patch is applied for CVE-2023-28963.