RCE in Juniper Junos OS Evolved
CVE-2023-28978
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (38.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Juniper Junos OS Evolved — versions 20.4, 21.1, 21.2
- Juniper Networks Junos OS Evolved — versions 21.3R1-EVO, 21.4-EVO, 22.1R1-EVO
Weakness classification (CWE)
References
- supportportal.juniper.net/JSA70603 (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-28978?
- CVE-2023-28978 is a medium-severity vulnerability in Juniper Junos OS Evolved, classified under Initialization of a Resource with an Insecure Default. CVSS score: 5.3/10. Published 2023-04-17.
- How severe is CVE-2023-28978?
- Medium severity. CVSS v3 base score is 5.3 out of 10.