In a scenario where BGP Monitoring Protocol (BMP) is configured with rib-in pre-policy monitoring, receiving a BGP update with a specifically malformed AS PATH attribute over an established BGP session, can cause an RPD crash and restart.
This issue affects:
Junos OS:
* All versions before 21.2R3-S8,
* 21.4 versions before 21.4R3-S8,
* 22.2 versions before 22.2R3-S4,
* 22.3 versions before 22.3R3-S3,
* 22.4 versions before 22.4R3-S2,
* 23.2 versions before 23.2R2-S1,
* 23.4 versions before 23.4R1-S2, 23.4R2;
Junos OS Evolved:
* All versions before 21.2R3-S8-EVO,
* 21.4 versions before 21.4R3-S8-EVO,
* 22.2 versions before 22.2R3-S4-EVO,
* 22.3 versions before 22.3R3-S3-EVO,
* 22.4 versions before 22.4R3-S2-EVO,
* 23.2 versions before 23.2R2-S1-EVO,
* 23.4 versions before 23.4R1-S2-EVO, 23.4R2-EVO.
Metrics
Affected Vendors & Products
| Vendors | Products |
|---|---|
| Juniper |
|
No data.
No data.
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Solution
The following software releases have been updated to resolve this specific issue: Junos OS Evolved: 21.2R3-S8-EVO, 21.4R3-S8-EVO, 22.2R3-S4-EVO, 22.3R3-S3-EVO, 22.4R3-S2-EVO, 23.2R2-S1-EVO, 23.4R1-S2-EVO, 23.4R2-EVO, 24.2R1-EVO, and all subsequent releases; Junos OS: 21.2R3-S8, 21.4R3-S8, 22.2R3-S4, 22.3R3-S3, 22.4R3-S2, 23.2R2-S1, 23.4R1-S2, 23.4R2, 24.2R1, and all subsequent releases.
Workaround
As a work-around, the "exclude-non-feasible" knob can be configured to prevent the crash at: [ protocols bgp ... bmp route-monitoring pre-policy exclude-non-feasible ] or [ routing-options bmp ... route-monitoring pre-policy exclude-non-feasible ] depending on where pre-policy is configured.
| Link | Providers |
|---|---|
| https://supportportal.juniper.net/JSA88129 |
|
Fri, 11 Oct 2024 21:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Juniper
Juniper junos Juniper junos Evolved |
|
| CPEs | cpe:2.3:o:juniper:junos:*:*:*:*:*:*:*:* cpe:2.3:o:juniper:junos_evolved:*:*:*:*:*:*:*:* |
|
| Vendors & Products |
Juniper
Juniper junos Juniper junos Evolved |
|
| Metrics |
ssvc
|
Fri, 11 Oct 2024 15:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | An Improper Check for Unusual or Exceptional Conditions vulnerability in the routing protocol daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network based attacker to cause a Denial of Service (DoS). In a scenario where BGP Monitoring Protocol (BMP) is configured with rib-in pre-policy monitoring, receiving a BGP update with a specifically malformed AS PATH attribute over an established BGP session, can cause an RPD crash and restart. This issue affects: Junos OS: * All versions before 21.2R3-S8, * 21.4 versions before 21.4R3-S8, * 22.2 versions before 22.2R3-S4, * 22.3 versions before 22.3R3-S3, * 22.4 versions before 22.4R3-S2, * 23.2 versions before 23.2R2-S1, * 23.4 versions before 23.4R1-S2, 23.4R2; Junos OS Evolved: * All versions before 21.2R3-S8-EVO, * 21.4 versions before 21.4R3-S8-EVO, * 22.2 versions before 22.2R3-S4-EVO, * 22.3 versions before 22.3R3-S3-EVO, * 22.4 versions before 22.4R3-S2-EVO, * 23.2 versions before 23.2R2-S1-EVO, * 23.4 versions before 23.4R1-S2-EVO, 23.4R2-EVO. | |
| Title | Junos OS and Junos OS Evolved: In a BMP scenario receipt of a malformed AS PATH attribute can cause an RPD crash | |
| Weaknesses | CWE-754 | |
| References |
| |
| Metrics |
cvssV3_1
|
MITRE
Status: PUBLISHED
Assigner: juniper
Published:
Updated: 2024-10-11T17:37:24.608Z
Reserved: 2024-09-25T15:26:52.609Z
Link: CVE-2024-47499
Vulnrichment
Updated: 2024-10-11T17:37:15.712Z
NVD
Status : Awaiting Analysis
Published: 2024-10-11T16:15:10.850
Modified: 2024-10-15T12:58:51.050
Link: CVE-2024-47499
Redhat
No data.
OpenCVE Enrichment
No data.