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CVE-2025-52983

21
FAUCET Score

CVE-2025-52983 is a high-severity UI Discrepancy vulnerability in Juniper Networks Junos OS on VM Host systems, allowing unauthenticated network-based attackers to gain root access. Specifically, even after a root public key is removed, users with the corresponding private key can still log in as root. This affects multiple Junos OS versions across various release trains. The CVSS score is 7.2 (HIGH), indicating a network-based attack with high impact on confidentiality, integrity, and availability, requiring high privileges to exploit. There is currently no evidence of active exploitation, public exploit code, or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
< 22.2CPE matchmatch criteria
cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:*
22.2CPE matchmatch criteria
cpe:2.3:o:juniper:junos:22.2:-:*:*:*:*:*:*
22.2CPE matchmatch criteria
cpe:2.3:o:juniper:junos:22.2:r1:*:*:*:*:*:*
22.2CPE matchmatch criteria
cpe:2.3:o:juniper:junos:22.2:r1-s1:*:*:*:*:*:*
22.2CPE matchmatch criteria
cpe:2.3:o:juniper:junos:22.2:r1-s2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

8.6HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:U/V:X/RE:M/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
HIGH
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
HIGH
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.60%
Probability of exploitation in next 30 days
EPSS Percentile
45.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0060 is in the 23rd percentile among its peer group of 5,531 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

supportportal.juniper.net / JSA100089
Vendor Advisory
juniper.net / documentation/us/en/software/junos/junos-install-upgrade/topics/topic-map/vm-host-overview.html
Technical Description