Vulnerability Details : CVE-2021-0231
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.
Vulnerability category: Directory traversal
Products affected by CVE-2021-0231
- cpe:2.3:o:juniper:junos:19.3:-:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.3:r1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.3:r1-s1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.3:r2:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.3:r2-s1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.3:r2-s2:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.4:r1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.4:r1-s1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.3:r2-s3:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.3:r2-s4:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.4:r1-s2:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.4:r2:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.4:r2-s1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.1:r1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.1:r1-s1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.1:r1-s2:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.1:r1-s3:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.3:r3:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.2:r1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.2:r1-s1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.4:r2-s2:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.2:r1-s2:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.3:r2-s5:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.4:r2-s3:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-0231
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 39 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-0231
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:L/Au:S/C:C/I:N/A:N |
8.0
|
6.9
|
NIST | |
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
Juniper Networks, Inc. |
CWE ids for CVE-2021-0231
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by:
- nvd@nist.gov (Primary)
- sirt@juniper.net (Secondary)
References for CVE-2021-0231
-
https://kb.juniper.net/JSA11126
2021-04 Security Bulletin: Junos OS: SRX Series: J-Web Path traversal vulnerability in SRX Series leads to information disclosure. (CVE-2021-0231) - Juniper NetworksVendor Advisory
Jump to