CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
AI Score
Confidence
High
EPSS
Percentile
27.3%
An Improper Restriction of Communication Channel to Intended Endpoints vulnerability in the NetworkStack agent daemon (nsagentd) of Juniper Networks Junos OS Evolved allows an unauthenticated network based attacker to cause limited impact to the availability of the system.
If specific packets reach the Routing-Engine (RE) these will be processed normally even if firewall filters are in place which should have prevented this. This can lead to a limited, increased consumption of resources resulting in a Denial-of-Service (DoS), and unauthorized access.
CVE-2023-44196 is a prerequisite for this issue.
This issue affects Juniper Networks Junos OS Evolved:
This issue doesn’t not affected Junos OS Evolved versions prior to 21.3R1-EVO.
Vendor | Product | Version | CPE |
---|---|---|---|
juniper | junos_os_evolved | 21.4 | cpe:2.3:o:juniper:junos_os_evolved:21.4:-:*:*:*:*:*:* |
juniper | junos_os_evolved | 21.4 | cpe:2.3:o:juniper:junos_os_evolved:21.4:r1:*:*:*:*:*:* |
juniper | junos_os_evolved | 21.4 | cpe:2.3:o:juniper:junos_os_evolved:21.4:r1-s1:*:*:*:*:*:* |
juniper | junos_os_evolved | 21.4 | cpe:2.3:o:juniper:junos_os_evolved:21.4:r1-s2:*:*:*:*:*:* |
juniper | junos_os_evolved | 21.4 | cpe:2.3:o:juniper:junos_os_evolved:21.4:r2:*:*:*:*:*:* |
juniper | junos_os_evolved | 21.4 | cpe:2.3:o:juniper:junos_os_evolved:21.4:r2-s1:*:*:*:*:*:* |
juniper | junos_os_evolved | 21.4 | cpe:2.3:o:juniper:junos_os_evolved:21.4:r2-s2:*:*:*:*:*:* |
juniper | junos_os_evolved | 21.4 | cpe:2.3:o:juniper:junos_os_evolved:21.4:r3:*:*:*:*:*:* |
juniper | junos_os_evolved | 21.4 | cpe:2.3:o:juniper:junos_os_evolved:21.4:r3-s1:*:*:*:*:*:* |
juniper | junos_os_evolved | 21.4 | cpe:2.3:o:juniper:junos_os_evolved:21.4:r3-s2:*:*:*:*:*:* |
[
{
"defaultStatus": "unaffected",
"product": "Junos OS Evolved",
"vendor": "Juniper Networks",
"versions": [
{
"lessThan": "21.3R1-EVO",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThan": "21.3R3-S5-EVO",
"status": "affected",
"version": "21.3-EVO",
"versionType": "semver"
},
{
"lessThan": "21.4R3-S4-EVO",
"status": "affected",
"version": "21.4-EVO",
"versionType": "semver"
},
{
"lessThan": "22.1*-EVO",
"status": "affected",
"version": "22.1R1-EVO",
"versionType": "semver"
},
{
"lessThan": "22.2*-EVO",
"status": "affected",
"version": "22.2R1-EVO",
"versionType": "semver"
},
{
"lessThan": "22.3R2-S2-EVO, 22.3R3-S1-EVO",
"status": "affected",
"version": "22.3-EVO",
"versionType": "semver"
},
{
"lessThan": "22.4R3-EVO",
"status": "affected",
"version": "22.4-EVO",
"versionType": "semver"
}
]
}
]