CVE-2023-28978 Junos OS Evolved: Read access to some confidential user information is possible
An unauthenticated attacker can read confidential administrative user information from Junos OS Evolved devices in their default configuration.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-28978?
CVE-2023-28978 is a medium-severity vulnerability in Juniper Junos Os Evolved, published on 17 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An Insecure Default Initialization of Resource vulnerability in Juniper Networks Junos OS Evolved allows an unauthenticated, network based attacker to read certain confidential information. In the default configuration it is possible to read confidential information about locally configured (administrative) users of the affected system. This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.4R3-S7-EVO on pending commit???; 21.1-EVO versions prior to 21.1R3-S4-EVO on awaiting build; 21.4-EVO versions prior to 21.4R3-S1-EVO; 22.2-EVO versions prior to 22.2R3-EVO; 21.2-EVO versions prior to 21.2R3-S5-EVO on pending commit???; 21.3-EVO version 21.3R1-EVO and later versions; 22.1-EVO version 22.1R1-EVO and later versions; 22.2-EVO versions prior to 22.2R2-S1-EVO.
Weakness: CWE-1188
Which versions are affected by CVE-2023-28978?
It affects 1 product.
Products include Juniper Junos Os Evolved.
How do I fix CVE-2023-28978?
No fix has been published for CVE-2023-28978 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-28978 being exploited?
There is no known exploitation of CVE-2023-28978 in the wild and no public exploit code.
Other vulnerabilities in Juniper Junos Os Evolved
- CVE-2026-21902 Junos OS Evolved: PTX Series: A vulnerability allows a unauthenticated, network-based attacker to execute code as root
- CVE-2023-28983 Junos OS Evolved: Shell Injection vulnerability in the gNOI server
- CVE-2025-21599 Denial of service in Junos OS Evolved
- CVE-2024-47502 Junos OS Evolved: TCP session state is not always cleared on the Routing Engine leading to DoS
- CVE-2024-39531 Junos OS Evolved: ACX 7000 Series: Protocol specific DDoS configuration affects other protocols
Sources
Also known as GHSA-gj3f-49gc-9p6w.