An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS on SRX Series, and MX Series with SPC3 allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS).
When an affected device receives specific valid TCP traffic, the pfe crashes and restarts leading to a momentary but complete service outage.
This issue affects Junos OS:
21.2 releases from 21.2R3-S5 before 21.2R3-S6.
This issue does not affect earlier or later releases.
When an affected device receives specific valid TCP traffic, the pfe crashes and restarts leading to a momentary but complete service outage.
This issue affects Junos OS:
21.2 releases from 21.2R3-S5 before 21.2R3-S6.
This issue does not affect earlier or later releases.
Project Subscriptions
| Vendors | Products |
|---|---|
|
Juniper
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|
Csrx
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Junos
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Mx240
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Mx480
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Mx960
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Srx100
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Srx110
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Srx1400
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Srx1500
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Srx1600
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Srx210
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Srx220
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Srx2300
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Srx240
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Srx240h2
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Srx240m
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Srx300
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Srx320
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Srx340
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Srx3400
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Srx345
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Srx3600
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Srx380
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Srx4000
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Srx4100
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Srx4200
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Srx4300
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Srx4600
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Srx4700
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Srx5000
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Srx5400
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Srx550
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Srx550 Hm
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Srx550m
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Srx5600
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Srx5800
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Srx650
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Vsrx
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|
Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2024-38066 | An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS on SRX Series, and MX Series with SPC3 allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS). When an affected device receives specific valid TCP traffic, the pfe crashes and restarts leading to a momentary but complete service outage. This issue affects Junos OS: 21.2 releases from 21.2R3-S5 before 21.2R3-S6. This issue does not affect earlier or later releases. |
Fixes
Solution
The following software releases have been updated to resolve this specific issue: 21.2R3-S6.
Workaround
There are no known workarounds for this issue.
References
| Link | Providers |
|---|---|
| https://supportportal.juniper.net/JSA83000 |
|
History
Fri, 11 Apr 2025 15:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Juniper csrx
Juniper mx240 Juniper mx480 Juniper mx960 Juniper srx100 Juniper srx110 Juniper srx1400 Juniper srx1500 Juniper srx1600 Juniper srx210 Juniper srx220 Juniper srx2300 Juniper srx240 Juniper srx240h2 Juniper srx240m Juniper srx300 Juniper srx320 Juniper srx340 Juniper srx3400 Juniper srx345 Juniper srx3600 Juniper srx380 Juniper srx4000 Juniper srx4100 Juniper srx4200 Juniper srx4300 Juniper srx4600 Juniper srx4700 Juniper srx5000 Juniper srx5400 Juniper srx550 Juniper srx550 Hm Juniper srx550m Juniper srx5600 Juniper srx5800 Juniper srx650 Juniper vsrx |
|
| CPEs | cpe:2.3:h:juniper:csrx:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:mx240:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:mx480:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:mx960:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx100:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx110:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx1400:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx1500:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx1600:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx210:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx220:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx2300:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx240:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx240h2:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx240m:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx300:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx320:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx3400:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx340:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx345:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx3600:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx380:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx4000:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx4100:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx4200:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx4300:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx4600:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx4700:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx5000:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx5400:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx550:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx550_hm:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx550m:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx5600:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx5800:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:srx650:-:*:*:*:*:*:*:* cpe:2.3:h:juniper:vsrx:-:*:*:*:*:*:*:* cpe:2.3:o:juniper:junos:21.2:r3-s5:*:*:*:*:*:* |
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| Vendors & Products |
Juniper csrx
Juniper mx240 Juniper mx480 Juniper mx960 Juniper srx100 Juniper srx110 Juniper srx1400 Juniper srx1500 Juniper srx1600 Juniper srx210 Juniper srx220 Juniper srx2300 Juniper srx240 Juniper srx240h2 Juniper srx240m Juniper srx300 Juniper srx320 Juniper srx340 Juniper srx3400 Juniper srx345 Juniper srx3600 Juniper srx380 Juniper srx4000 Juniper srx4100 Juniper srx4200 Juniper srx4300 Juniper srx4600 Juniper srx4700 Juniper srx5000 Juniper srx5400 Juniper srx550 Juniper srx550 Hm Juniper srx550m Juniper srx5600 Juniper srx5800 Juniper srx650 Juniper vsrx |
Projects
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Status: PUBLISHED
Assigner: juniper
Published:
Updated: 2024-08-02T04:26:16.011Z
Reserved: 2024-06-25T15:12:53.244Z
Link: CVE-2024-39540
Updated: 2024-07-11T18:52:32.947Z
Status : Analyzed
Published: 2024-07-11T17:15:12.883
Modified: 2025-04-11T14:50:12.097
Link: CVE-2024-39540
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD