Vulnerability Details : CVE-2019-0041
On EX4300-MP Series devices with any lo0 filters applied, transit network traffic may reach the control plane via loopback interface (lo0). The device may fail to forward such traffic. This issue affects Juniper Networks Junos OS 18.2 versions prior to 18.2R1-S2, 18.2R2 on EX4300-MP Series. This issue does not affect any other EX series devices.
Vulnerability category: BypassGain privilege
Products affected by CVE-2019-0041
- cpe:2.3:o:juniper:junos:18.2:r1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:18.2:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-0041
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 41 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-0041
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L |
3.9
|
2.5
|
Juniper Networks, Inc. | |
|
8.6
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
3.9
|
4.0
|
NIST |
CWE ids for CVE-2019-0041
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: sirt@juniper.net (Secondary)
References for CVE-2019-0041
-
https://kb.juniper.net/JSA10933
Juniper Networks - 2019-04 Security Bulletin: Junos OS: EX4300-MP Series: IP transit traffic can reach the control plane via loopback interface. (CVE-2019-0041)Mitigation;Vendor Advisory
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