Home/CVE/A path traversal vulnerability in the Juniper Networks SRX and vSRX Series may allow an authenticated J-web user to read
CVE

CVE-2021-0231

A path traversal vulnerability in the Juniper Networks SRX and vSRX Series may allow an authenticated J-web user to read

A path traversal vulnerability in the Juniper Networks SRX and vSRX Series may allow an authenticated J-web user to read sensitive system files. This issue affects Juniper Networks Junos OS on SRX and vSRX Series: 19.3 versions prior to 19.3R2-S6, 19.3R3-S1.

19.4 versions prior to 19.4R2-S4, 19.4R3.

20.1 versions prior to 20.1R1-S4, 20.1R2.

20.2 versions prior to 20.2R1-S3, 20.2R2.

This issue does not affect Juniper Networks Junos OS versions prior to 19.3R1.

MEDIUM · CVSS 6.5 EPSS 0.00267
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
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Affected Products & Versions

1
juniper junosall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · sirt@juniper.net
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD22 Apr 2021 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://kb.juniper.net/JSA11126Vendor Advisory
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