CVE-2025-59957 describes an Origin Validation Error in Juniper Networks Junos OS on EX4600 and QFX5000 Series devices, allowing an unauthenticated attacker with physical access to create a persistent backdoor for complete system control if a root password is not configured. This vulnerability carries a CVSS score of 6.8 (Medium), indicating high impact on confidentiality, integrity, and availability with a physical attack vector and low attack complexity. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 21.4CPE matchmatch criteria | cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:* | ||
21.4CPE matchmatch criteria | cpe:2.3:o:juniper:junos:21.4:-:*:*:*:*:*:* | ||
21.4CPE matchmatch criteria | cpe:2.3:o:juniper:junos:21.4:r1:*:*:*:*:*:* | ||
21.4CPE matchmatch criteria | cpe:2.3:o:juniper:junos:21.4:r1-s1:*:*:*:*:*:* | ||
21.4CPE matchmatch criteria | cpe:2.3:o:juniper:junos:21.4:r1-s2:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:P/AC:L/AT:N/PR:N/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:N/R:U/V:X/RE:H/U:X
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.